Last frost date spokane wa - A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.

 
In Spokane, Oct. 7 is the average date of the first frost or sub-32-degree day. In Pullman, it's Oct. 1. Lewiston, Idaho holds off a little longer at Oct. 21 as the average first frost of the year.. Card holder crossword clue

A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.Spokane, Washington Est. May 19, 1883. Current Temperature 49°F. Current Conditions ... Enter our last frost date of May 15 to set the dates. In general, plants like onions, leeks, eggplant and ...A frost date is the average date of the last light freeze in spring or the first light freeze in fall. Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation. Severe freeze: 24°F (-4.4°C) and colder—heavy damage to most garden plants. 1. The USDA Hardiness Zone Method. To find the average frost dates for your region, you first need to determine your hardiness zone or planting zone. You can do this by using our planting zone map tool. Click on your state to zoom in or enter your zip code to find the zone number of your specific area. Frost dates can vary widely within each ... A light frost is when temperatures are between 29°–32°F. During a light frost, tender plants may be killed, with little destructive effect on hardier vegetation. The probability of a frost occurring after the spring date or before the fall frost date listed below is 30%, which means that a frost could occur before or after the dates listed.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.Spokane, Washington Est. May 19, 1883. Current Temperature 49°F. Current Conditions ... Enter our last frost date of May 15 to set the dates. In general, plants like onions, leeks, eggplant and ...A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.Depending on the type of clover, it takes roughly 7 to 15 days to grow clover from seed indoors and then transplant them to your garden. And then another 10 to 12 weeks to bloom! For a specific date that you should start clover seeds indoors you should: Find the last average frost date HERE. And then subtract 7 days from it.Planting Guides for Washington. This is your list of cities in Washington. Washington has a range of climates spanning from as cold as Zone 6a to as warm as Zone 9a. If the city you are looking for is not in this list you can view the zone map for Washington to get a good idea of the zones in your area, and then click on one of the zone links ...Could this plan lead to “too much frosting?” No, because there is no such thing. I am a decidedly mediocre baker and an even worst decorator. As someone with a near-constant tremor...Enter your zip code or postal code above. The 2024 gardening calendar tells you the ideal times WHEN TO PLANT vegetables, fruit, and herbs in your area. The chart lists: While you don't have to plant the very first date available, you don't want to wait too long, or you won't get your crops matured and harvested before the first fall/winter frost.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.Depending on the type of clover, it takes roughly 7 to 15 days to grow clover from seed indoors and then transplant them to your garden. And then another 10 to 12 weeks to bloom! For a specific date that you should start clover seeds indoors you should: Find the last average frost date HERE. And then subtract 7 days from it.May 4, 2020 · Time to plant your gardens: Spokane passes average date of final frost. May 4 is the normal date of the last frost and freeze in Spokane and you could get a head start on planting your gardens ... A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.Washington’s average annual temperatures range from the Pacific Coast’s 51 degrees to the northeast’s 40 degrees. ... including Washington planting zones, are based on first and last frost dates. Always choose plants rated for the Washington planting zone you are in or lower. For example, if you live in zone 4a, choose plants rated for ...A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.Average First Frost Date: Oct. 1 - Oct. 10: Average Last Frost Date: May 11 - May 20: Average Days With Frost: 125-150 Days: Plant Hardiness Zone - 2023: Zone 7a : 0°F to 5°F: Plant Hardiness Zone - 2012: Zone 6b : -5°F to 0°F: Current Drought Conditions: Normal: Köppen Climate Classification: Dsb - Humid Continental Climate - Dry Cool SummerHow to grow your own food in 2021 the ultimate planting calendar The, 6b (according to the 2012 map) zone: Knowing your first and last frost dates will help you start your. Source: extension.wsu.edu Monthly Gardening Tips Spokane County Washington State University , Birds, butterflies, bees, and other animals will use them for shelter, food ...A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation. Average last frost date ranges from early to late spring in Spokane County. Check your dates on Washington Last Average Frost Date Map. Summer: Temperatures can be quite hot, sometimes reaching 100°F. It’s a dry season so we recommend drought-tolerant plants. Plan to irrigate. Our long summer days provide lots of sun for beautiful flowers. Looking for a financial advisor in Bellevue? We round up the top firms in the city, along with their fees, services, investment strategies and more. This review was produced by Sma...Feb 20, 2024 ... ... frost alerts go into effect until Monday ... date and potentially vulnerable to security risks. We ... Spokane, WA | Terms of Use | Privacy Policy. Frost Dates for Spokane, WA See 2024 Frost Dates for Your Location Use our 2024 Frost Dates Calculator to find the average dates of the last light freeze of spring and the first light freeze of fall for locations across the U.S. and Canada. Green thumb locals are getting gardens ready. That means lots of "freeze" and "frost" questions this time of year. Here's a handy chart showing select locations and their average last freeze date ...A light frost is when temperatures are between 29°–32°F. During a light frost, tender plants may be killed, with little destructive effect on hardier vegetation. The probability of a frost occurring after the spring date or before the fall frost date listed below is 30%, which means that a frost could occur before or after the dates listed.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.Detailed planting and seed starting guides specifically made for Washington based on USDA zone date and last frost date.Oct 28. Nov 2. Nov 6. Nov 10. Nov 14. Nov 18. Nov 23. Nov 30. Now that you know your frost dates, use our Garden Planting Calendar for Hansville, Washington to know when to sow and transplant your various vegetable plants!Want to know when to expect your last frost of the spring, or the first frost of the fall? Enter your zip code (or City, State) below and we'll tell you what we know. Our information is taken directly from the National Weather Service and depending on the location of the reporting station for your zip code, the results may vary. Popular Plants. Since the USDA zone info for Spokane is not always accurate the actual date of last frost is different every year. Since half of the time in Spokane there is a last frost after April 15 be ready to cover your lantana in the event of a surprise late frost. USDA Zone Info for Spokane. Here is the info for USDA Zone 6b. The Northwest Weather Service in Spokane says in the next couple of weeks the frost and freeze season will be over for most of the area. In Spokane, the last frost day is usually around the first ... A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation. An Interactive Map of Average Last Frost Dates in Washington and a list of locations in Washington with Average Last Frost Dates ... Spokane Valley: May 11 - May 20 ... Looking for a financial advisor in Seattle? We round up the top firms in the city, along with their fees, services, investment strategies and more. Calculators Helpful Guides Compa...Frost Dates; Weather History; Gardening Gardening sub-navigation. Garden Planner App; Planting Dates Chart; Plant Growing Guides; Robin's Garden Blog; Pests & Diseases; …Last Frost Date. On average all chance of frost has passed is on April 15 in Spokane. It might get as low as -5°F during the coldest months of winter. Since the USDA zone info for Spokane is not always accurate the actual date of last frost is different every year. 30-year snowfall averages at Spokane, 1991 to 2020. These averages don't show how much the snowfall in Spokane varies from year to year. In December, for instance, one in four years totals over 17.8 inches of snow. Another 25 percent of years receive less than 6.5 inches for the month. Similarly in January, fresh snowfall in the heaviest years ... Frost Dates for Spokane, WA See 2024 Frost Dates for Your Location Use our 2024 Frost Dates Calculator to find the average dates of the last light freeze of spring and the first light freeze of fall for locations across the U.S. and Canada.You have a small 20% chance of getting 32° by September 21. There is a 50% chance of being hit by a 32° frost starting around September 30. You have a 80% chance of seeing 32° by October 10. Said another way, you have a 1 in 5 chance at making it to that day without a 32° night. In the Fall.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.First Fall Frost Growing Season; SPOKANE FELTS FLD, WA: 1952' May 1: Oct 7: 158 days: Last and first frost dates are 30% probability. Calculated using 1991-2020 Climate Normals from NOAA. What are 2024 Frost Dates? A frost date is the average date of the last light freeze in spring or the first light freeze in fall.Depending on the type of corn, it takes roughly 25-30 days to grow corn from seed indoors and then transplant them to your garden. For a specific date that you should start corn seeds indoors you should: Find the last average frost date HERE. And then subtract 30 days from it.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.Frost Dates for Spokane, WA. ... Last and first frost dates are 30% probability. Calculated using 1991-2020 Climate Normals from NOAA. What are 2024 Frost Dates?A frost date is the average date of the last light freeze in spring or the first light freeze in fall. Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation. Severe freeze: 24°F (-4.4°C) and colder—heavy damage to most garden plants.You have a small 20% chance of getting 32° by September 5. There is a 50% chance of being hit by a 32° frost starting around September 15. You have a 80% chance of seeing 32° by September 25. Said another way, you have a 1 in 5 chance at making it to that day without a 32° night. In the Fall.The average final day of a frost in Spokane (32 degrees or lower) is April 29! (Over the past 30 years.) That means that half the time, the last frost is before that date, half the time it's after.The average date of last frost is April 15 in Spokane . You can expect an average low temperature of -5°F in the coldest months of winter. Since the USDA zone info for …Spokane passed the average date of its last freeze yesterday, ... 2022 Spring frost covers petunias. ... Downtown Spokane 999 W Riverside Ave Spokane, Wa 99201 Mailing Address4/24. 10/13. Yakima. 5/10. 9/26. *Based on statistics there is a 10% chance that frost will occur before or after these dates. Watch your local weather for more accurate dates. Washington on average has approximately 203 days between the last and first frost. Use the planting schedules below for planning when to plant tomatoes, peppers and more.Cullen-Frost Bankers News: This is the News-site for the company Cullen-Frost Bankers on Markets Insider Indices Commodities Currencies StocksAverage First Frost Date: Oct. 1 - Oct. 10: Average Last Frost Date: May 11 - May 20: Average Days With Frost: 125-150 Days: Plant Hardiness Zone - 2023: Zone 7a : 0°F to … A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation. A frost date is the average date of the last light freeze in spring or the first light freeze in fall. Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation. Severe freeze: 24°F (-4.4°C) and colder—heavy damage to most garden plants.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation. Severe freeze: 24°F (-4.4°C) and colder—heavy damage to most garden plants.Oct 28. Nov 2. Nov 6. Nov 10. Nov 14. Nov 18. Nov 23. Nov 30. Now that you know your frost dates, use our Garden Planting Calendar for Hansville, Washington to know when to sow and transplant your various vegetable plants!A Myanmar judge sentenced two reporters who were reporting on the Rohingya crisis to seven years in prison. A Myanmar judge sentenced two Reuters journalists to seven years in pris...Enter your zip code or postal code above. The 2024 gardening calendar tells you the ideal times WHEN TO PLANT vegetables, fruit, and herbs in your area. The chart lists: While you don't have to plant the very first date available, you don't want to wait too long, or you won't get your crops matured and harvested before the first fall/winter frost.Feb 22, 2024 · Discover the predicted last spring frost dates for various towns across Washington state and plan ahead for the upcoming growing season. Check out the Old Farmers Almanac online for detailed information on the length of the growing season in your region. A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.Last update: 29 Apr 07:35 AM PDT ... then a chance of showers between 9pm and midnight. Widespread frost between 3am and 4am. Snow level 3100 feet lowering to 1800 feet after midnight . Otherwise, partly cloudy, with a low around 32. ... Spokane WA 47.66°N 117.43°W (Elev. 1844 ft) Last Update: 4:40 am PDT Apr 29, 2024.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.Looking for the top activities and stuff to do in Port Angeles, WA? Click this now to discover the BEST things to do in Port Angeles - AND GET FR Gather your travel buddies, charge...Apr 4, 2024 · Spokane, Washington Est. May 19, 1883. Current Temperature 41°F. Current Conditions ... The NOAA Climate Center has issued a new interactive spring last frost date map for the U.S. You can zoom ... The average date of last frost is April 15 in Spokane . You can expect an average low temperature of -5°F in the coldest months of winter. Remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Spokane and it will vary from year to year. An Interactive Map of Average Last Frost Dates in Washington and a list of locations in Washington with Average Last Frost Dates ... Spokane Valley: May 11 - May 20 ... On average, your last spring frost occurs on May 1 (at SPOKANE FELTS FLD, WA climate station, elevation 1952 feet). Crop Based on Frost Dates Based on Moon Dates; Start Seeds Indoors Plant Seedlings or Transplants Start Seeds Outdoors Last Date to Plant; Arugula: Mar 5-20: Apr 10-24 Apr 10-23: Apr 3-10 Apr 8-10: Sep 9: Asparagus: N/A: N/A: …This report shows the past weather for Spokane, providing a weather history for 2023. It features all historical weather data series we have available, including the Spokane temperature history for 2023. You can drill down from year to month and even day level reports by clicking on the graphs.Feb 24, 2024 ... ... frost alerts go into effect until Monday ... date and potentially vulnerable to security risks. We ... Spokane, WA | Terms of Use | Privacy Policy.May 4 is the normal date of the last frost and freeze in Spokane and you could get a head start on planting your gardens.The average date of last frost is April 15 in Spokane . You can expect an average low temperature of -5°F in the coldest months of winter. Remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Spokane and it will vary from year to year.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.Main navigation. Weather Weather sub-navigation. Extended Forecast; 5-Day Forecast; Spring Forecast 2024; Frost Dates; Weather History; Gardening Gardening sub-navigation. Garden Planner AppA frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.Beverly asks, “When is the best time to plant gladiolus? And should I order them online or buy locally?”Gladioli can be planted in the spring around your last frost date. Here are ...For your reference, I have created this table for average frost dates for most major cities in Washington. If your city is not listed below you can find its Last & First Frost Dates HERE. Bloom Time Depends on the weather! In general, snowdrop will bloom: 2 years after starting snowdrop from seed;

30-year snowfall averages at Spokane, 1991 to 2020. These averages don't show how much the snowfall in Spokane varies from year to year. In December, for instance, one in four years totals over 17.8 inches of snow. Another 25 percent of years receive less than 6.5 inches for the month. Similarly in January, fresh snowfall in the heaviest years .... Mark heinrich ucf

last frost date spokane wa

Enter your ZIP code, city, or state below to find the average first and last frost date in spring and fall in your area: Pin it: Pin to Pinterest. What are Frost Dates? Frost dates are the day of the year when it is calculated to …The average date of last frost is April 15 in Spokane . You can expect an average low temperature of -5°F in the coldest months of winter. Since the USDA zone info for … An Interactive Map of Average Last Frost Dates in Washington and a list of locations in Washington with Average Last Frost Dates ... Spokane Valley: May 11 - May 20 ... Good Friday - Friday, April 7, 2023. Mother’s Day - Sunday, May 14, 2023. Last Assumed Frost Date in Spokane Area - Monday, May 15, 2023. Memorial Day - Monday, May 29, 2023. Father's Day - Sunday, June 18, 2023. Cole Crops: Broccoli, Brussel Sprouts, Cabbage, Lettuce, and Onions - Plant the first week of April all through the month.A frost date is the average date of the last light freeze in spring or the first light freeze in fall. The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-3.9° to -2.2°C)—widely destructive to most vegetation.SPOKANE, Wash. -- Even with cooler temperatures in 2023, one part of this fall season and the fall of 2022 is similar. The first freeze of the year remains elusiveAn Interactive Map of Average Last Frost Dates in Washington and a list of locations in Washington with Average Last Frost Dates ... Spokane Valley: May 11 - May 20 ...Get ratings and reviews for the top 12 gutter guard companies in Seattle, WA. Helping you find the best gutter guard companies for the job. Expert Advice On Improving Your Home All... First Fall Frost. Growing Season. SPOKANE WFO, WA. 2391'. May 17. Sep 19. 124 days. Last and first frost dates are 30% probability. Calculated using 1991-2020 Climate Normals from NOAA. Be prepared to protect plants with covers, hot caps or row cover. Planting a little late is the safest method. Average last frost date ranges from early to late spring in Spokane County. Check your dates on Washington Last Average Frost Date Map.Hardiness Zones for ZIP Code 99208 - Spokane, Washington as Well as First/Last Frost Dates, Climate Averages and Drought Conditions. ... Additional Gardening Related Climate Data for ZIP Code 99208 - Spokane, Washington . 2023 Hardiness Zone ... Annual Climate Data for ZIP Code 99208 - Spokane, WA Jan Feb Mar Apr May Jun Jul Aug Sep Oct …In Spokane the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -5°F . Since the USDA zone info for Spokane is not always accurate the actual date of last frost will vary from year to year..

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