Last frost date in Aberdeen, Washington
March 29
Average last frost in spring. In an early year (1 in 10) it's over by February 25; in a late year (1 in 10) it comes after April 20.
November 15
Average first frost in fall. 1 year in 10 it comes by October 27.
Source: NOAA U.S. Climate Normals 1991–2020, station Aberdeen (USC00450008), 1.1 miles from Aberdeen, elevation 10 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Feb 25 | Mar 29 | Apr 20 |
| First frost in fall | Oct 27 | Nov 15 | Dec 10 |
Frost-free days in an average year: 234
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 23 | Oct 27 |
| Frost (32°F) | Every year | Mar 29 | Nov 15 |
| Hard freeze (28°F) | 9 years in 10 | Feb 18 | Dec 6 |
Nights at 32°F or colder in an average year: 35
What to plant now in Aberdeen
- 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 30 Aberdeen: March 29
- Fall planting calendar for an average first frost around November 10 Aberdeen: November 15
Planting dates: USDA Home and Garden Bulletin No. 9 (1967), “Suburban and Farm Vegetable Gardens,” tables 4 and 5. How we match the table.