Last frost date in Tacoma, Washington
March 8
Average last frost in spring. In an early year (1 in 10) it's over by February 15; in a late year (1 in 10) it comes after March 31.
November 14
Average first frost in fall. 1 year in 10 it comes by October 30.
Source: NOAA U.S. Climate Normals 1991–2020, station Tacoma #1 (USC00458278), 2.3 miles from Tacoma, elevation 25 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for Edgewood, Federal Way and Fife, so their frost dates are the same as Tacoma's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Feb 15 | Mar 8 | Mar 31 |
| First frost in fall | Oct 30 | Nov 14 | Dec 2 |
Frost-free days in an average year: 250
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 2 | Oct 31 |
| Frost (32°F) | Every year | Mar 8 | Nov 14 |
| Hard freeze (28°F) | 10 years in 10 | Feb 11 | Dec 1 |
Nights at 32°F or colder in an average year: 27
What to plant now in Tacoma
- 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 10 Tacoma: March 8
- Fall planting calendar for an average first frost around November 10 Tacoma: November 14
Planting dates: USDA Home and Garden Bulletin No. 9 (1967), “Suburban and Farm Vegetable Gardens,” tables 4 and 5. How we match the table.
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