Frost dates for Whitney Point Dam, NY
At Whitney Point Dam, the median last spring frost (32°F) is May 4 and the median first fall frost is Oct 16, for a typical growing season of 163 days. For a 90% chance that the last frost has passed, wait until May 20. Nearby ZIP codes are in USDA hardiness zones 5b to 6a.
- May 4Last spring frost (median)50% chance of 32°F after this date
- May 20Safer planting date10% chance of 32°F after this date
- Oct 16First fall frost (median)50% chance of 32°F by this date
- 163 daysGrowing season (median)between 32°F freezes
Last spring frost dates
The chance that the temperature drops to the threshold after each date.
| Temperature | 90% chance later | 50% chance later | 10% chance later |
|---|---|---|---|
| 36°F | May 2 | May 17 | Jun 1 |
| 32°F | Apr 22 | May 4 | May 20 |
| 28°F | Apr 8 | Apr 23 | May 6 |
| 24°F | Mar 31 | Apr 9 | Apr 22 |
First fall frost dates
The chance that the temperature has dropped to the threshold by each date.
| Temperature | 10% chance by | 50% chance by | 90% chance by |
|---|---|---|---|
| 36°F | Sep 20 | Oct 3 | Oct 19 |
| 32°F | Sep 30 | Oct 16 | Nov 2 |
| 28°F | Oct 11 | Oct 31 | Nov 13 |
| 24°F | Oct 26 | Nov 11 | Nov 27 |
Growing season length
Days between the last spring and first fall freeze, as the length reached in 9, 5 and 1 out of 10 years.
| Temperature | 9 in 10 years at least | 5 in 10 years at least | 1 in 10 years at least |
|---|---|---|---|
| 36°F | 118 days | 138 days | 157 days |
| 32°F | 140 days | 163 days | 185 days |
| 28°F | 165 days | 190 days | 209 days |
| 24°F | 195 days | 215 days | 236 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 100% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 13862 | 6a | -10 to -5°F | 3 km |
| 13797 | 6a | -10 to -5°F | 6 km |
| 13863 | 5b | -15 to -10°F | 11 km |
| 13841 | 5b | -15 to -10°F | 13 km |
| 13803 | 5b | -15 to -10°F | 15 km |
| 13778 | 5b | -15 to -10°F | 17 km |
| 13040 | 5b | -15 to -10°F | 24 km |
Not the official USDA Plant Hardiness Zone Map. Zones shown here are the values published in the USDA-ARS / Oregon State University PRISM Group 2023 ZIP code tables, shown unaltered. For the official interactive map, visit planthardiness.ars.usda.gov.
About this station
- NOAA station ID USC00309442, at 42.3419, -75.9653, elevation 317 m (1,040 ft).
- Data quality: Representative (10+ years), 10 years of freeze data.
- Average days per year at or below 32°F: 150.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Binghamton (16 km)
- Ithaca 13 E (26 km)
- Endicott (30 km)
- Freeville 1 NE (36 km)
- Norwich (41 km)
- Ithaca Cornell Univ (41 km)
- Spencer 1 NE (44 km)
- Tully Heiberg Forest (47 km)
Sources
- NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, annual/seasonal normals by station (version 1.0.1), file dated June 27, 2023; documentation.
- USDA Agricultural Research Service and PRISM Group, Oregon State University, 2023 Plant Hardiness Zone Map ZIP code tables (CONUS, Alaska, Hawaii, Puerto Rico), files dated November 17, 2023. Data © PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed November 1, 2026. Official map: planthardiness.ars.usda.gov.
- U.S. Census Bureau, 2024 Gazetteer ZIP Code Tabulation Areas file, dated August 30, 2024 (ZIP centroids used to find the nearest station).
Freeze dates are 30-year probabilities, not forecasts. Check your local forecast before planting tender plants.