Frost dates in Osage City, KS
The average last spring frost in Osage City is around April 18 and the first fall frost is around October 17. That gives Osage City an average growing season of about 182 days.
Last spring frost
| Early (10% chance after) | April 4 |
|---|---|
| Average (50%) | April 18 |
| Late (90%) | May 4 |
First fall frost
| Early (10%) | October 6 |
|---|---|
| Average (50%) | October 17 |
| Late (90% chance before) | November 1 |