Frost dates in Bancroft, ID
The average last spring frost in Bancroft is around May 22 and the first fall frost is around September 21. That gives Bancroft an average growing season of about 122 days.
Last spring frost
| Early (10% chance after) | May 7 |
|---|---|
| Average (50%) | May 22 |
| Late (90%) | June 15 |
First fall frost
| Early (10%) | September 8 |
|---|---|
| Average (50%) | September 21 |
| Late (90% chance before) | October 11 |