Frost dates in Allendale, IL
The average last spring frost in Allendale is around April 10 and the first fall frost is around October 23. That gives Allendale an average growing season of about 196 days.
Last spring frost
| Early (10% chance after) | March 30 |
|---|---|
| Average (50%) | April 10 |
| Late (90%) | April 21 |
First fall frost
| Early (10%) | October 5 |
|---|---|
| Average (50%) | October 23 |
| Late (90% chance before) | November 6 |