Frost dates in Howard, WI
The average last spring frost in Howard is around May 9 and the first fall frost is around October 13. That gives Howard an average growing season of about 157 days.
Last spring frost
| Early (10% chance after) | April 26 |
|---|---|
| Average (50%) | May 9 |
| Late (90%) | May 24 |
First fall frost
| Early (10%) | October 4 |
|---|---|
| Average (50%) | October 13 |
| Late (90% chance before) | October 26 |