Frost dates in Waterville, ME
The average last spring frost in Waterville is around May 8 and the first fall frost is around October 5. That gives Waterville an average growing season of about 150 days.
Last spring frost
| Early (10% chance after) | April 26 |
|---|---|
| Average (50%) | May 8 |
| Late (90%) | May 21 |
First fall frost
| Early (10%) | September 21 |
|---|---|
| Average (50%) | October 5 |
| Late (90% chance before) | October 17 |