Frost dates in Dietrich, ID
The average last spring frost in Dietrich is around May 19 and the first fall frost is around September 23. That gives Dietrich an average growing season of about 127 days.
Last spring frost
| Early (10% chance after) | April 25 |
|---|---|
| Average (50%) | May 19 |
| Late (90%) | June 11 |
First fall frost
| Early (10%) | September 5 |
|---|---|
| Average (50%) | September 23 |
| Late (90% chance before) | October 13 |