Last frost date in Ithaca, New York
May 11
Average last frost in spring. In an early year (1 in 10) it's over by April 27; in a late year (1 in 10) it comes after May 26.
October 3
Average first frost in fall. 1 year in 10 it comes by September 21.
Source: NOAA U.S. Climate Normals 1991–2020, station Ithaca Cornell Univ (USC00304174), 2.8 miles from Ithaca, elevation 960 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Apr 27 | May 11 | May 26 |
| First frost in fall | Sept 21 | Oct 3 | Oct 21 |
Frost-free days in an average year: 145
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | May 24 | Sept 23 |
| Frost (32°F) | Every year | May 11 | Oct 3 |
| Hard freeze (28°F) | Every year | Apr 30 | Oct 18 |
Nights at 32°F or colder in an average year: 148
What to plant now in Ithaca
- Spring planting calendar for an average last frost around May 10 Ithaca: May 11
- Fall planting calendar for an average first frost around September 30 Ithaca: October 3
Planting dates: USDA Home and Garden Bulletin No. 9 (1967), “Suburban and Farm Vegetable Gardens,” tables 4 and 5. How we match the table.
Nearby in New York
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