Frost dates in Boise City, OK
The average last spring frost in Boise City is around April 26 and the first fall frost is around October 16. That gives Boise City an average growing season of about 173 days.
Last spring frost
| Early (10% chance after) | April 7 |
|---|---|
| Average (50%) | April 26 |
| Late (90%) | May 12 |
First fall frost
| Early (10%) | September 29 |
|---|---|
| Average (50%) | October 16 |
| Late (90% chance before) | October 26 |