Last frost date in College Park, Maryland
April 10
Average last frost in spring. In an early year (1 in 10) it's over by March 27; in a late year (1 in 10) it comes after May 1.
November 1
Average first frost in fall. 1 year in 10 it comes by October 16.
Source: NOAA U.S. Climate Normals 1991–2020, station Beltsville (USC00180700), 2.4 miles from College Park, elevation 145 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for Greenbelt, so its frost dates are the same as College Park's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Mar 27 | Apr 10 | May 1 |
| First frost in fall | Oct 16 | Nov 1 | Nov 14 |
Frost-free days in an average year: 202
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 24 | Oct 21 |
| Frost (32°F) | Every year | Apr 10 | Nov 1 |
| Hard freeze (28°F) | Every year | Mar 29 | Nov 11 |
Nights at 32°F or colder in an average year: 95
What to plant now in College Park
- Corn saladSept 15 – Nov 1Now
- Upland cressSept 15 – Nov 1Now
- Rhubarb plantsNov 1 – Dec 1Soon
- Asparagus plantsNov 15 – Jan 1Soon
- Spring planting calendar for an average last frost around April 10 College Park: April 10
- Fall planting calendar for an average first frost around October 30 College Park: November 1
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 Maryland
- Hyattsville 3 mi · last frost Mar 29
- Laurel 8 mi · last frost Apr 5
- Bowie 11 mi · last frost Apr 22
- Gaithersburg 17 mi · last frost Apr 1
- Annapolis 23 mi · last frost Mar 27