Frost dates in Mount Kisco, NY
The average last spring frost in Mount Kisco is around April 19 and the first fall frost is around October 23. That gives Mount Kisco an average growing season of about 187 days.
Last spring frost
| Early (10% chance after) | April 5 |
|---|---|
| Average (50%) | April 19 |
| Late (90%) | May 1 |
First fall frost
| Early (10%) | October 5 |
|---|---|
| Average (50%) | October 23 |
| Late (90% chance before) | November 6 |