Frost dates in Henriette, MN
The average last spring frost in Henriette is around May 15 and the first fall frost is around September 23. That gives Henriette an average growing season of about 131 days.
Last spring frost
| Early (10% chance after) | April 29 |
|---|---|
| Average (50%) | May 15 |
| Late (90%) | May 30 |
First fall frost
| Early (10%) | September 9 |
|---|---|
| Average (50%) | September 23 |
| Late (90% chance before) | October 9 |