Frost dates for Prestonsburg 3wsw, KY
At Prestonsburg 3wsw, the median last spring frost (32°F) is Apr 23 and the median first fall frost is Oct 23, for a typical growing season of 183 days. For a 90% chance that the last frost has passed, wait until May 10. Nearby ZIP codes are in USDA hardiness zone 7a.
- Apr 23Last spring frost (median)50% chance of 32°F after this date
- May 10Safer planting date10% chance of 32°F after this date
- Oct 23First fall frost (median)50% chance of 32°F by this date
- 183 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 18 | May 4 | May 19 |
| 32°F | Apr 8 | Apr 23 | May 10 |
| 28°F | Mar 25 | Apr 9 | Apr 27 |
| 24°F | Mar 9 | Mar 30 | Apr 14 |
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 | Oct 1 | Oct 13 | Oct 25 |
| 32°F | Oct 8 | Oct 23 | Nov 4 |
| 28°F | Oct 19 | Nov 1 | Nov 13 |
| 24°F | Oct 29 | Nov 9 | Nov 23 |
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 | 142 days | 163 days | 181 days |
| 32°F | 162 days | 183 days | 201 days |
| 28°F | 182 days | 203 days | 226 days |
| 24°F | 203 days | 225 days | 252 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 |
|---|---|---|---|
| 41607 | 7a | 0 to 5°F | 4 km |
| 41653 | 7a | 0 to 5°F | 6 km |
| 41216 | 7a | 0 to 5°F | 9 km |
| 41621 | 7a | 0 to 5°F | 10 km |
| 41649 | 7a | 0 to 5°F | 10 km |
| 41616 | 7a | 0 to 5°F | 11 km |
| 41464 | 7a | 0 to 5°F | 11 km |
| 41601 | 7a | 0 to 5°F | 11 km |
| 41645 | 7a | 0 to 5°F | 14 km |
| 41603 | 7a | 0 to 5°F | 14 km |
| 41632 | 7a | 0 to 5°F | 15 km |
| 41622 | 7a | 0 to 5°F | 16 km |
| 41642 | 7a | 0 to 5°F | 17 km |
| 41663 | 7a | 0 to 5°F | 18 km |
| 41615 | 7a | 0 to 5°F | 18 km |
| 41655 | 7a | 0 to 5°F | 18 km |
| 41605 | 7a | 0 to 5°F | 21 km |
| 41619 | 7a | 0 to 5°F | 21 km |
| 41640 | 7a | 0 to 5°F | 22 km |
| 41651 | 7a | 0 to 5°F | 22 km |
| 41659 | 7a | 0 to 5°F | 22 km |
| 41630 | 7a | 0 to 5°F | 24 km |
| 41666 | 7a | 0 to 5°F | 24 km |
| 41643 | 7a | 0 to 5°F | 25 km |
| 41839 | 7a | 0 to 5°F | 25 km |
| 41631 | 7a | 0 to 5°F | 26 km |
| 41635 | 7a | 0 to 5°F | 26 km |
| 41647 | 7a | 0 to 5°F | 26 km |
| 41636 | 7a | 0 to 5°F | 30 km |
| 41861 | 7a | 0 to 5°F | 30 km |
| 41859 | 7a | 0 to 5°F | 30 km |
| 41831 | 7a | 0 to 5°F | 32 km |
| 41660 | 7a | 0 to 5°F | 32 km |
| 41772 | 7a | 0 to 5°F | 32 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 USC00156563, at 37.6550, -82.8294, elevation 232 m (760 ft).
- Data quality: Estimated from nearby stations (2+ years), 4 years of freeze data.
- Average days per year at or below 32°F: 106.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Paintsville 1e (18 km)
- Salyersville Wtr Wks (23 km)
- Charley 2 SW (35 km)
- Inez 2 E (36 km)
- Jackson (43 km)
- Quicksand (48 km)
- W Liberty 3nw (52 km)
- Whitesburg 2se (61 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.