Frost dates for Glencoe 6 NW, KY
At Glencoe 6 NW, the median last spring frost (32°F) is Apr 23 and the median first fall frost is Oct 21, for a typical growing season of 179 days. For a 90% chance that the last frost has passed, wait until May 9. Nearby ZIP codes are in USDA hardiness zone 6b.
- Apr 23Last spring frost (median)50% chance of 32°F after this date
- May 9Safer planting date10% chance of 32°F after this date
- Oct 21First fall frost (median)50% chance of 32°F by this date
- 179 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 19 | May 3 | May 18 |
| 32°F | Apr 9 | Apr 23 | May 9 |
| 28°F | Mar 29 | Apr 11 | Apr 30 |
| 24°F | Mar 17 | Apr 1 | Apr 15 |
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 29 | Oct 11 | Oct 22 |
| 32°F | Oct 7 | Oct 21 | Oct 31 |
| 28°F | Oct 18 | Oct 31 | Nov 11 |
| 24°F | Oct 29 | Nov 9 | Nov 24 |
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 | 161 days | 178 days |
| 32°F | 160 days | 179 days | 199 days |
| 28°F | 180 days | 202 days | 220 days |
| 24°F | 202 days | 222 days | 243 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 |
|---|---|---|---|
| 47020 | 6b | -5 to 0°F | 5 km |
| 47038 | 6b | -5 to 0°F | 9 km |
| 41086 | 6b | -5 to 0°F | 9 km |
| 41046 | 6b | -5 to 0°F | 11 km |
| 41095 | 6b | -5 to 0°F | 13 km |
| 47040 | 6b | -5 to 0°F | 17 km |
| 41052 | 6b | -5 to 0°F | 17 km |
| 41092 | 6b | -5 to 0°F | 18 km |
| 40355 | 6b | -5 to 0°F | 20 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 USC00153250, at 38.7800, -84.8950, elevation 149 m (490 ft).
- Data quality: Estimated from nearby stations (2+ years), 4 years of freeze data.
- Average days per year at or below 32°F: 120.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Warsaw Markland Dam (6 km)
- Williamstown (33 km)
- Cincinnati Northern Ky Airport (35 km)
- Crestwood 4ne (65 km)
- Frankfort Capital City Airport (66 km)
- Cynthiana (68 km)
- Shelbyville 1 E (70 km)
- Augusta 2 (76 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.