Frost dates in Rosiclare, IL
The average last spring frost in Rosiclare is around April 17 and the first fall frost is around October 21. That gives Rosiclare an average growing season of about 187 days.
Last spring frost
| Early (10% chance after) | March 31 |
|---|---|
| Average (50%) | April 17 |
| Late (90%) | May 6 |
First fall frost
| Early (10%) | October 2 |
|---|---|
| Average (50%) | October 21 |
| Late (90% chance before) | November 4 |