Frost dates in Zilwaukee, MI
The average last spring frost in Zilwaukee is around April 30 and the first fall frost is around October 18. That gives Zilwaukee an average growing season of about 171 days.
Last spring frost
| Early (10% chance after) | April 19 |
|---|---|
| Average (50%) | April 30 |
| Late (90%) | May 11 |
First fall frost
| Early (10%) | October 8 |
|---|---|
| Average (50%) | October 18 |
| Late (90% chance before) | October 26 |