Frost dates in Junction City, IL
The average last spring frost in Junction City is around April 7 and the first fall frost is around October 18. That gives Junction City an average growing season of about 194 days.
Last spring frost
| Early (10% chance after) | March 13 |
|---|---|
| Average (50%) | April 7 |
| Late (90%) | April 26 |
First fall frost
| Early (10%) | October 4 |
|---|---|
| Average (50%) | October 18 |
| Late (90% chance before) | November 10 |