Frost dates in Ralston, OK
The average last spring frost in Ralston is around April 7 and the first fall frost is around October 21. That gives Ralston an average growing season of about 197 days.
Last spring frost
| Early (10% chance after) | March 26 |
|---|---|
| Average (50%) | April 7 |
| Late (90%) | April 24 |
First fall frost
| Early (10%) | October 7 |
|---|---|
| Average (50%) | October 21 |
| Late (90% chance before) | November 7 |