Frost dates for Charley 2 SW, KY
At Charley 2 SW, the median last spring frost (32°F) is Apr 24 and the median first fall frost is Oct 17, for a typical growing season of 174 days. For a 90% chance that the last frost has passed, wait until May 12. Nearby ZIP codes are in USDA hardiness zones 6b to 7a.
- Apr 24Last spring frost (median)50% chance of 32°F after this date
- May 12Safer planting date10% chance of 32°F after this date
- Oct 17First fall frost (median)50% chance of 32°F by this date
- 174 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 21 | May 6 | May 21 |
| 32°F | Apr 11 | Apr 24 | May 12 |
| 28°F | Mar 31 | Apr 12 | May 2 |
| 24°F | Mar 16 | Apr 1 | Apr 13 |
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 28 | Oct 9 | Oct 20 |
| 32°F | Oct 6 | Oct 17 | Oct 29 |
| 28°F | Oct 13 | Oct 26 | Nov 7 |
| 24°F | Oct 24 | Nov 4 | Nov 21 |
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 | 137 days | 156 days | 174 days |
| 32°F | 153 days | 174 days | 191 days |
| 28°F | 174 days | 196 days | 215 days |
| 24°F | 200 days | 217 days | 239 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 |
|---|---|---|---|
| 41232 | 7a | 0 to 5°F | 2 km |
| 41264 | 7a | 0 to 5°F | 7 km |
| 41257 | 7a | 0 to 5°F | 7 km |
| 41255 | 7a | 0 to 5°F | 8 km |
| 41254 | 7a | 0 to 5°F | 8 km |
| 41201 | 6b | -5 to 0°F | 12 km |
| 41124 | 6b | -5 to 0°F | 12 km |
| 41230 | 7a | 0 to 5°F | 13 km |
| 41219 | 7a | 0 to 5°F | 16 km |
| 41226 | 6b | -5 to 0°F | 18 km |
| 41159 | 6b | -5 to 0°F | 21 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 USC00151517, at 37.9589, -82.7464, elevation 226 m (740 ft).
- Data quality: Representative (10+ years), 11 years of freeze data.
- Average days per year at or below 32°F: 127.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Paintsville 1e (16 km)
- Inez 2 E (22 km)
- Prestonsburg 3wsw (35 km)
- Salyersville Wtr Wks (37 km)
- Grayson 3 SW (42 km)
- Grayson 2 E (44 km)
- Gimlet 9n (45 km)
- W Liberty 3nw (49 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.