Frost dates in North Haven, NY
The average last spring frost in North Haven is around April 21 and the first fall frost is around October 27. That gives North Haven an average growing season of about 189 days.
Last spring frost
| Early (10% chance after) | April 10 |
|---|---|
| Average (50%) | April 21 |
| Late (90%) | May 6 |
First fall frost
| Early (10%) | October 9 |
|---|---|
| Average (50%) | October 27 |
| Late (90% chance before) | November 12 |