Frost dates in Ossining, NY
The average last spring frost in Ossining is around April 19 and the first fall frost is around October 23. That gives Ossining 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 |