Frost dates in Markesan, WI
The average last spring frost in Markesan is around May 10 and the first fall frost is around October 9. That gives Markesan an average growing season of about 152 days.
Last spring frost
| Early (10% chance after) | April 27 |
|---|---|
| Average (50%) | May 10 |
| Late (90%) | May 20 |
First fall frost
| Early (10%) | September 30 |
|---|---|
| Average (50%) | October 9 |
| Late (90% chance before) | October 18 |