Frost dates in Deer Grove, IL
The average last spring frost in Deer Grove is around April 26 and the first fall frost is around October 12. That gives Deer Grove an average growing season of about 169 days.
Last spring frost
| Early (10% chance after) | April 10 |
|---|---|
| Average (50%) | April 26 |
| Late (90%) | May 11 |
First fall frost
| Early (10%) | September 26 |
|---|---|
| Average (50%) | October 12 |
| Late (90% chance before) | October 28 |