Frost dates in Zumbro Falls, MN
The average last spring frost in Zumbro Falls is around May 13 and the first fall frost is around September 29. That gives Zumbro Falls an average growing season of about 139 days.
Last spring frost
| Early (10% chance after) | April 26 |
|---|---|
| Average (50%) | May 13 |
| Late (90%) | May 30 |
First fall frost
| Early (10%) | September 13 |
|---|---|
| Average (50%) | September 29 |
| Late (90% chance before) | October 12 |