Frost dates in West Chester, IA
The average last spring frost in West Chester is around April 23 and the first fall frost is around October 11. That gives West Chester an average growing season of about 171 days.
Last spring frost
| Early (10% chance after) | April 10 |
|---|---|
| Average (50%) | April 23 |
| Late (90%) | May 7 |
First fall frost
| Early (10%) | September 26 |
|---|---|
| Average (50%) | October 11 |
| Late (90% chance before) | October 26 |