Last frost date in Westfield, New Jersey
April 11
Average last frost in spring. In an early year (1 in 10) it's over by March 30; in a late year (1 in 10) it comes after April 28.
October 31
Average first frost in fall. 1 year in 10 it comes by October 14.
Source: NOAA U.S. Climate Normals 1991–2020, station Cranford (USC00282023), 1.5 miles from Westfield, elevation 80 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for Rahway, Roselle and Roselle Park, so their frost dates are the same as Westfield's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Mar 30 | Apr 11 | Apr 28 |
| First frost in fall | Oct 14 | Oct 31 | Nov 15 |
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 25 | Oct 20 |
| Frost (32°F) | Every year | Apr 11 | Oct 31 |
| Hard freeze (28°F) | Every year | Mar 30 | Nov 12 |
Nights at 32°F or colder in an average year: 111
What to plant now in Westfield
- 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 Westfield: April 11
- Fall planting calendar for an average first frost around October 30 Westfield: October 31
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
- Plainfield 5 mi · last frost Apr 11
- Summit 5 mi · last frost Apr 18
- Elizabeth 8 mi · last frost Apr 2
- Newark 10 mi · last frost Apr 4
- New Brunswick 13 mi · last frost Apr 15