Frost dates in Littleton, IL
The average last spring frost in Littleton is around April 17 and the first fall frost is around October 19. That gives Littleton an average growing season of about 185 days.
Last spring frost
| Early (10% chance after) | April 3 |
|---|---|
| Average (50%) | April 17 |
| Late (90%) | May 5 |
First fall frost
| Early (10%) | October 4 |
|---|---|
| Average (50%) | October 19 |
| Late (90% chance before) | November 4 |