Frost dates in South Milwaukee, WI
The average last spring frost in South Milwaukee is around April 21 and the first fall frost is around October 30. That gives South Milwaukee an average growing season of about 192 days.
Last spring frost
| Early (10% chance after) | April 11 |
|---|---|
| Average (50%) | April 21 |
| Late (90%) | April 29 |
First fall frost
| Early (10%) | October 13 |
|---|---|
| Average (50%) | October 30 |
| Late (90% chance before) | November 13 |