Frost dates in Fairfax, IA
The average last spring frost in Fairfax is around April 24 and the first fall frost is around October 10. That gives Fairfax an average growing season of about 169 days.
Last spring frost
| Early (10% chance after) | April 10 |
|---|---|
| Average (50%) | April 24 |
| Late (90%) | May 8 |
First fall frost
| Early (10%) | September 24 |
|---|---|
| Average (50%) | October 10 |
| Late (90% chance before) | October 23 |