Frost dates in Cascade, ID
The average last spring frost in Cascade is around June 21 and the first fall frost is around September 2. That gives Cascade an average growing season of about 73 days.
Last spring frost
| Early (10% chance after) | May 28 |
|---|---|
| Average (50%) | June 21 |
| Late (90%) | July 16 |
First fall frost
| Early (10%) | August 9 |
|---|---|
| Average (50%) | September 2 |
| Late (90% chance before) | September 12 |