Frost dates in Manhattan, KS
The average last spring frost in Manhattan is around April 21 and the first fall frost is around October 15. That gives Manhattan an average growing season of about 177 days.
Last spring frost
| Early (10% chance after) | April 8 |
|---|---|
| Average (50%) | April 21 |
| Late (90%) | May 9 |
First fall frost
| Early (10%) | September 29 |
|---|---|
| Average (50%) | October 15 |
| Late (90% chance before) | October 29 |