Last frost date in Burien, Washington
March 2
Average last frost in spring. In an early year (1 in 10) it's over by February 5; in a late year (1 in 10) it comes after March 23.
November 23
Average first frost in fall. 1 year in 10 it comes by November 6.
Source: NOAA U.S. Climate Normals 1991–2020, station Seattle Tacoma International AP (USW00024233), 2.6 miles from Burien, elevation 370 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for Des Moines, SeaTac and Tukwila, so their frost dates are the same as Burien's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Feb 5 | Mar 2 | Mar 23 |
| First frost in fall | Nov 6 | Nov 23 | Dec 15 |
Frost-free days in an average year: 266
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Mar 31 | Nov 7 |
| Frost (32°F) | Every year | Mar 2 | Nov 23 |
| Hard freeze (28°F) | 9 years in 10 | Feb 4 | Dec 10 |
Nights at 32°F or colder in an average year: 25
What to plant now in Burien
- Collards plantsAug 25 – Nov 1Now
- BeetsSept 1 – Dec 1Now
- Cabbage plantsSept 1 – Dec 1Now
- CarrotsSept 1 – Nov 1Now
- DandelionSept 1 – Nov 1Now
- Head lettuce plantsSept 1 – Nov 1Now
- Leaf lettuceSept 1 – Nov 1Now
- LeeksSept 1 – Nov 1Now
- Mustard greensSept 1 – Dec 1Now
- Onion seedSept 1 – Nov 1Now
- ParsleySept 1 – Dec 31Now
- RadishesSept 1 – Dec 1Now
- TurnipsSept 1 – Nov 15Now
- Corn saladOct 1 – Dec 1Now
- Garden peasOct 1 – Dec 1Now
- Onion plants plantsOct 1 – Dec 31Now
- SpinachOct 1 – Dec 1Now
- Upland cressOct 1 – Dec 1Now
- Chervil and chivesNov 1 – Dec 31Soon
- Onion setsNov 1 – Dec 31Soon
- Spring planting calendar for an average last frost around February 28 Burien: March 2
- Fall planting calendar for an average first frost around November 20 Burien: November 23
Planting dates: USDA Home and Garden Bulletin No. 9 (1967), “Suburban and Farm Vegetable Gardens,” tables 4 and 5. How we match the table.
Nearby in Washington
- Renton 7 mi · last frost Mar 13
- Mercer Island 8 mi · last frost Mar 13
- Kent 9 mi · last frost Mar 20
- Seattle 10 mi · last frost Mar 8
- Maple Valley 16 mi · last frost Apr 20
Updated