Frost dates in Berlin, NH
The average last spring frost in Berlin is around May 25 and the first fall frost is around September 21. That gives Berlin an average growing season of about 119 days.
Last spring frost
| Early (10% chance after) | May 8 |
|---|---|
| Average (50%) | May 25 |
| Late (90%) | June 5 |
First fall frost
| Early (10%) | September 9 |
|---|---|
| Average (50%) | September 21 |
| Late (90% chance before) | October 13 |