Frost dates in Brownton, MN
The average last spring frost in Brownton is around April 29 and the first fall frost is around October 7. That gives Brownton an average growing season of about 161 days.
Last spring frost
| Early (10% chance after) | April 16 |
|---|---|
| Average (50%) | April 29 |
| Late (90%) | May 15 |
First fall frost
| Early (10%) | September 25 |
|---|---|
| Average (50%) | October 7 |
| Late (90% chance before) | October 17 |