Frost dates in Hammon, OK
The average last spring frost in Hammon is around April 15 and the first fall frost is around October 24. That gives Hammon an average growing season of about 192 days.
Last spring frost
| Early (10% chance after) | March 29 |
|---|---|
| Average (50%) | April 15 |
| Late (90%) | April 28 |
First fall frost
| Early (10%) | October 8 |
|---|---|
| Average (50%) | October 24 |
| Late (90% chance before) | November 3 |