Frost dates in Nashua, NH
The average last spring frost in Nashua is around April 28 and the first fall frost is around October 13. That gives Nashua an average growing season of about 168 days.
Last spring frost
| Early (10% chance after) | April 21 |
|---|---|
| Average (50%) | April 28 |
| Late (90%) | May 14 |
First fall frost
| Early (10%) | September 22 |
|---|---|
| Average (50%) | October 13 |
| Late (90% chance before) | October 23 |