Last frost date in Williamsburg, Virginia
March 31
Average last frost in spring. In an early year (1 in 10) it's over by March 15; in a late year (1 in 10) it comes after April 14.
November 10
Average first frost in fall. 1 year in 10 it comes by October 29.
Source: NOAA U.S. Climate Normals 1991–2020, station Williamsburg 2 N (USC00449151), 2.2 miles from Williamsburg, elevation 70 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Mar 15 | Mar 31 | Apr 14 |
| First frost in fall | Oct 29 | Nov 10 | Nov 26 |
Frost-free days in an average year: 225
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 12 | Nov 1 |
| Frost (32°F) | Every year | Mar 31 | Nov 10 |
| Hard freeze (28°F) | Every year | Mar 20 | Nov 23 |
Nights at 32°F or colder in an average year: 68
What to plant now in Williamsburg
- 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 Williamsburg: March 31
- Fall planting calendar for an average first frost around November 10 Williamsburg: 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 Virginia
- Newport News 17 mi · last frost Apr 1
- Hampton 27 mi · last frost Mar 24
- Hopewell 33 mi · last frost Mar 31
- Portsmouth 34 mi · last frost Mar 23
- Norfolk 35 mi · last frost Mar 16
Updated