Frost dates in Fountain City, WI
The average last spring frost in Fountain City is around April 20 and the first fall frost is around October 19. That gives Fountain City an average growing season of about 182 days.
Last spring frost
| Early (10% chance after) | March 30 |
|---|---|
| Average (50%) | April 20 |
| Late (90%) | May 4 |
First fall frost
| Early (10%) | October 5 |
|---|---|
| Average (50%) | October 19 |
| Late (90% chance before) | November 6 |