Frost dates in Freeborn, MN
The average last spring frost in Freeborn is around April 28 and the first fall frost is around October 9. That gives Freeborn an average growing season of about 164 days.
Last spring frost
| Early (10% chance after) | April 9 |
|---|---|
| Average (50%) | April 28 |
| Late (90%) | May 15 |
First fall frost
| Early (10%) | September 21 |
|---|---|
| Average (50%) | October 9 |
| Late (90% chance before) | November 5 |