Frost dates in Bloomington, IL
The average last spring frost in Bloomington is around March 25 and the first fall frost is around October 8. That gives Bloomington an average growing season of about 197 days.
Last spring frost
| Early (10% chance after) | February 4 |
|---|---|
| Average (50%) | March 25 |
| Late (90%) | April 22 |
First fall frost
| Early (10%) | October 8 |
|---|---|
| Average (50%) | October 8 |
| Late (90% chance before) | October 8 |