Frost dates in Mount Sterling, WI
The average last spring frost in Mount Sterling is around May 6 and the first fall frost is around October 4. That gives Mount Sterling an average growing season of about 151 days.
Last spring frost
| Early (10% chance after) | April 25 |
|---|---|
| Average (50%) | May 6 |
| Late (90%) | May 23 |
First fall frost
| Early (10%) | September 23 |
|---|---|
| Average (50%) | October 4 |
| Late (90% chance before) | October 14 |