Frost dates in Luther, MI
The average last spring frost in Luther is around May 13 and the first fall frost is around October 9. That gives Luther an average growing season of about 149 days.
Last spring frost
| Early (10% chance after) | April 28 |
|---|---|
| Average (50%) | May 13 |
| Late (90%) | May 21 |
First fall frost
| Early (10%) | September 22 |
|---|---|
| Average (50%) | October 9 |
| Late (90% chance before) | October 23 |