Frost dates in Atkinson, IL
The average last spring frost in Atkinson is around April 20 and the first fall frost is around October 15. That gives Atkinson an average growing season of about 178 days.
Last spring frost
| Early (10% chance after) | April 6 |
|---|---|
| Average (50%) | April 20 |
| Late (90%) | May 5 |
First fall frost
| Early (10%) | September 30 |
|---|---|
| Average (50%) | October 15 |
| Late (90% chance before) | October 30 |