Frost dates in Hull, IL
The average last spring frost in Hull is around April 7 and the first fall frost is around October 31. That gives Hull an average growing season of about 207 days.
Last spring frost
| Early (10% chance after) | March 27 |
|---|---|
| Average (50%) | April 7 |
| Late (90%) | April 19 |
First fall frost
| Early (10%) | October 16 |
|---|---|
| Average (50%) | October 31 |
| Late (90% chance before) | November 14 |