Frost dates in Windsor Heights, IA
The average last spring frost in Windsor Heights is around April 20 and the first fall frost is around October 14. That gives Windsor Heights an average growing season of about 177 days.
Last spring frost
| Early (10% chance after) | April 7 |
|---|---|
| Average (50%) | April 20 |
| Late (90%) | May 3 |
First fall frost
| Early (10%) | October 1 |
|---|---|
| Average (50%) | October 14 |
| Late (90% chance before) | October 31 |