Frost dates for Perrysburg, NY
At Perrysburg, the median last spring frost (32°F) is May 3 and the median first fall frost is Oct 20, for a typical growing season of 168 days. For a 90% chance that the last frost has passed, wait until May 16. Nearby ZIP codes are in USDA hardiness zones 6a to 6b.
- May 3Last spring frost (median)50% chance of 32°F after this date
- May 16Safer planting date10% chance of 32°F after this date
- Oct 20First fall frost (median)50% chance of 32°F by this date
- 168 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 | Apr 28 | May 12 | May 26 |
| 32°F | Apr 21 | May 3 | May 16 |
| 28°F | Apr 11 | Apr 23 | May 7 |
| 24°F | Apr 1 | Apr 12 | Apr 24 |
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 23 | Oct 7 | Oct 22 |
| 32°F | Oct 4 | Oct 20 | Nov 5 |
| 28°F | Oct 17 | Nov 2 | Nov 17 |
| 24°F | Nov 1 | Nov 14 | Dec 1 |
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 | 128 days | 147 days | 166 days |
| 32°F | 149 days | 168 days | 188 days |
| 28°F | 172 days | 192 days | 214 days |
| 24°F | 197 days | 215 days | 237 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 |
|---|---|---|---|
| 14129 | 6a | -10 to -5°F | 2 km |
| 14168 | 6a | -10 to -5°F | 5 km |
| 14041 | 6a | -10 to -5°F | 7 km |
| 14070 | 6a | -10 to -5°F | 9 km |
| 14138 | 6a | -10 to -5°F | 10 km |
| 14034 | 6a | -10 to -5°F | 12 km |
| 14035 | 6a | -10 to -5°F | 12 km |
| 14081 | 6b | -5 to 0°F | 12 km |
| 14091 | 6a | -10 to -5°F | 12 km |
| 14027 | 6b | -5 to 0°F | 14 km |
| 14061 | 6b | -5 to 0°F | 16 km |
| 14111 | 6a | -10 to -5°F | 16 km |
| 14006 | 6b | -5 to 0°F | 19 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 USC00306525, at 42.4647, -79.0031, elevation 369 m (1,210 ft).
- Data quality: Representative (10+ years), 10 years of freeze data.
- Average days per year at or below 32°F: 149.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Dunkirk Chautauqua Airport (22 km)
- Fredonia (25 km)
- Dunkirk (27 km)
- Little Valley (29 km)
- Colden 1w (31 km)
- Colden 1 N (34 km)
- Portland1 SW (41 km)
- Jamestown 4 ENE (41 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.