Last frost date in Kent, Washington
March 20
Average last frost in spring. In an early year (1 in 10) it's over by February 27; in a late year (1 in 10) it comes after April 8.
November 10
Average first frost in fall. 1 year in 10 it comes by October 26.
Source: NOAA U.S. Climate Normals 1991–2020, station Kent (USC00454169), 2.5 miles from Kent, elevation 30 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for Auburn, so its frost dates are the same as Kent's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Feb 27 | Mar 20 | Apr 8 |
| First frost in fall | Oct 26 | Nov 10 | Nov 26 |
Frost-free days in an average year: 233
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 11 | Oct 27 |
| Frost (32°F) | Every year | Mar 20 | Nov 10 |
| Hard freeze (28°F) | Every year | Feb 25 | Nov 24 |
Nights at 32°F or colder in an average year: 39
What to plant now in Kent
- Mustard greensAug 15 – Nov 1Now
- Garden peasSept 1 – Nov 1Now
- ParsleySept 1 – Nov 15Now
- RadishesSept 1 – Nov 15Now
- SpinachSept 15 – Nov 1Now
- Corn saladOct 1 – Dec 1Now
- Onion setsOct 1 – Dec 1Now
- Upland cressOct 1 – Dec 1Now
- Asparagus plantsDec 1 – Jan 1Soon
- Spring planting calendar for an average last frost around March 20 Kent: March 20
- Fall planting calendar for an average first frost around November 10 Kent: November 10
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 6 mi · last frost Mar 13
- Maple Valley 8 mi · last frost Apr 20
- Burien 9 mi · last frost Mar 2
- Mercer Island 12 mi · last frost Mar 13
- Tacoma 15 mi · last frost Mar 8
Updated