Frost dates in Northfield, NJ
The average last spring frost in Northfield is around March 31 and the first fall frost is around November 15. That gives Northfield an average growing season of about 229 days.
Last spring frost
| Early (10% chance after) | March 21 |
|---|---|
| Average (50%) | March 31 |
| Late (90%) | April 13 |
First fall frost
| Early (10%) | November 3 |
|---|---|
| Average (50%) | November 15 |
| Late (90% chance before) | November 30 |