Frost dates in Junction City, WI
The average last spring frost in Junction City is around May 10 and the first fall frost is around September 30. That gives Junction City an average growing season of about 143 days.
Last spring frost
| Early (10% chance after) | April 26 |
|---|---|
| Average (50%) | May 10 |
| Late (90%) | May 26 |
First fall frost
| Early (10%) | September 15 |
|---|---|
| Average (50%) | September 30 |
| Late (90% chance before) | October 13 |