Frost dates in Rollingstone, MN
The average last spring frost in Rollingstone is around April 18 and the first fall frost is around October 22. That gives Rollingstone an average growing season of about 187 days.
Last spring frost
| Early (10% chance after) | March 28 |
|---|---|
| Average (50%) | April 18 |
| Late (90%) | May 7 |
First fall frost
| Early (10%) | October 7 |
|---|---|
| Average (50%) | October 22 |
| Late (90% chance before) | November 30 |