Last frost date in Plainfield, New Jersey
April 11
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 April 27.
October 28
Average first frost in fall. 1 year in 10 it comes by October 13.
Source: NOAA U.S. Climate Normals 1991–2020, station Plainfield (USC00287079), 1.1 miles from Plainfield, elevation 90 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for Metuchen, Middlesex, North Plainfield and South Plainfield, so their frost dates are the same as Plainfield's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Mar 31 | Apr 11 | Apr 27 |
| First frost in fall | Oct 13 | Oct 28 | Nov 10 |
Frost-free days in an average year: 198
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 27 | Oct 17 |
| Frost (32°F) | Every year | Apr 11 | Oct 28 |
| Hard freeze (28°F) | Every year | Mar 31 | Nov 7 |
Nights at 32°F or colder in an average year: 103
What to plant now in Plainfield
- 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 Plainfield: April 11
- Fall planting calendar for an average first frost around October 30 Plainfield: October 28
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 New Jersey
- Westfield 5 mi · last frost Apr 11
- Summit 7 mi · last frost Apr 18
- New Brunswick 9 mi · last frost Apr 15
- Somerville 11 mi · last frost Apr 30
- Elizabeth 12 mi · last frost Apr 2
Updated