Frost dates in La Salle, MN
The average last spring frost in La Salle is around April 30 and the first fall frost is around October 5. That gives La Salle an average growing season of about 158 days.
Last spring frost
| Early (10% chance after) | April 15 |
|---|---|
| Average (50%) | April 30 |
| Late (90%) | May 12 |
First fall frost
| Early (10%) | September 21 |
|---|---|
| Average (50%) | October 5 |
| Late (90% chance before) | October 21 |