Frost dates in Athol, ID
The average last spring frost in Athol is around May 24 and the first fall frost is around September 17. That gives Athol an average growing season of about 116 days.
Last spring frost
| Early (10% chance after) | May 4 |
|---|---|
| Average (50%) | May 24 |
| Late (90%) | June 18 |
First fall frost
| Early (10%) | August 30 |
|---|---|
| Average (50%) | September 17 |
| Late (90% chance before) | October 5 |