Frost dates in Berlin, WI
The average last spring frost in Berlin is around May 8 and the first fall frost is around October 13. That gives Berlin an average growing season of about 158 days.
Last spring frost
| Early (10% chance after) | April 22 |
|---|---|
| Average (50%) | May 8 |
| Late (90%) | May 17 |
First fall frost
| Early (10%) | September 30 |
|---|---|
| Average (50%) | October 13 |
| Late (90% chance before) | October 26 |