Frost dates in Pekin, IL
The average last spring frost in Pekin is around April 19 and the first fall frost is around October 18. That gives Pekin an average growing season of about 182 days.
Last spring frost
| Early (10% chance after) | April 6 |
|---|---|
| Average (50%) | April 19 |
| Late (90%) | May 4 |
First fall frost
| Early (10%) | October 4 |
|---|---|
| Average (50%) | October 18 |
| Late (90% chance before) | November 2 |