Last frost date in La Plata, Maryland
April 17
Average last frost in spring. In an early year (1 in 10) it's over by March 31; in a late year (1 in 10) it comes after May 2.
October 27
Average first frost in fall. 1 year in 10 it comes by October 12.
Source: NOAA U.S. Climate Normals 1991–2020, station Mechanicsville 5 NE (USC00185865), 13.6 miles from La Plata, elevation 100 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 31 | Apr 17 | May 2 |
| First frost in fall | Oct 12 | Oct 27 | Nov 9 |
Frost-free days in an average year: 195
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 30 | Oct 16 |
| Frost (32°F) | Every year | Apr 17 | Oct 27 |
| Hard freeze (28°F) | Every year | Apr 2 | Nov 6 |
Nights at 32°F or colder in an average year: 98
What to plant now in La Plata
- 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 20 La Plata: April 17
- Fall planting calendar for an average first frost around October 30 La Plata: October 27
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 29 mi · last frost Mar 29
- Bowie 31 mi · last frost Apr 22
- College Park 31 mi · last frost Apr 10
- Laurel 39 mi · last frost Apr 5
- Annapolis 39 mi · last frost Mar 27
Updated