Frost dates in McGraw, NY
The average last spring frost in McGraw is around May 18 and the first fall frost is around October 4. That gives McGraw an average growing season of about 139 days.
Last spring frost
| Early (10% chance after) | May 4 |
|---|---|
| Average (50%) | May 18 |
| Late (90%) | June 3 |
First fall frost
| Early (10%) | September 20 |
|---|---|
| Average (50%) | October 4 |
| Late (90% chance before) | October 16 |