Frost dates in Marshall, MN
The average last spring frost in Marshall is around May 4 and the first fall frost is around October 5. That gives Marshall an average growing season of about 154 days.
Last spring frost
| Early (10% chance after) | April 18 |
|---|---|
| Average (50%) | May 4 |
| Late (90%) | May 17 |
First fall frost
| Early (10%) | September 24 |
|---|---|
| Average (50%) | October 5 |
| Late (90% chance before) | October 20 |