Frost dates in Winona, KS
The average last spring frost in Winona is around April 30 and the first fall frost is around October 12. That gives Winona an average growing season of about 165 days.
Last spring frost
| Early (10% chance after) | April 17 |
|---|---|
| Average (50%) | April 30 |
| Late (90%) | May 13 |
First fall frost
| Early (10%) | September 26 |
|---|---|
| Average (50%) | October 12 |
| Late (90% chance before) | October 27 |