Frost dates in Hays, KS
The average last spring frost in Hays is around April 14 and the first fall frost is around October 22. That gives Hays an average growing season of about 191 days.
Last spring frost
| Early (10% chance after) | March 6 |
|---|---|
| Average (50%) | April 14 |
| Late (90%) | April 30 |
First fall frost
| Early (10%) | October 10 |
|---|---|
| Average (50%) | October 22 |
| Late (90% chance before) | November 13 |