Frost dates in Galva, IL
The average last spring frost in Galva is around April 26 and the first fall frost is around October 12. That gives Galva an average growing season of about 169 days.
Last spring frost
| Early (10% chance after) | April 11 |
|---|---|
| Average (50%) | April 26 |
| Late (90%) | May 10 |
First fall frost
| Early (10%) | September 27 |
|---|---|
| Average (50%) | October 12 |
| Late (90% chance before) | October 25 |