Frost dates in Callaway, MN
The average last spring frost in Callaway is around May 20 and the first fall frost is around September 19. That gives Callaway an average growing season of about 122 days.
Last spring frost
| Early (10% chance after) | April 30 |
|---|---|
| Average (50%) | May 20 |
| Late (90%) | June 7 |
First fall frost
| Early (10%) | September 4 |
|---|---|
| Average (50%) | September 19 |
| Late (90% chance before) | October 7 |