Frost dates in Hewlett Neck, NY
The average last spring frost in Hewlett Neck is around March 31 and the first fall frost is around November 14. That gives Hewlett Neck an average growing season of about 228 days.
Last spring frost
| Early (10% chance after) | March 21 |
|---|---|
| Average (50%) | March 31 |
| Late (90%) | April 10 |
First fall frost
| Early (10%) | November 1 |
|---|---|
| Average (50%) | November 14 |
| Late (90% chance before) | December 1 |