| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°F |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F |
| 1990 Hardiness Zone: | Zone 6b: -5F to 0F |
| Average First Frost Date: | Oct. 21 - Oct. 31 |
| Average Last Frost Date: | May 1 - May 10 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 70f - Ohio/Kentucky Carboniferous Plateau |
| Heat Zone Days: | 46 - 60 days Over 86°F |
Annual Climate Data for ZIP Code 41144 - Greenup, KY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 21 | 23 | 31 | 40 | 50 | 59 | 63 | 62 | 54 | 42 | 33 | 25 | 42 |
| Avg Max Temp (°F) | 40 | 45 | 56 | 67 | 76 | 83 | 87 | 85 | 79 | 68 | 56 | 45 | 66 |
| Avg Precip (In.) | 3.1 | 2.87 | 3.64 | 3.3 | 4.07 | 3.92 | 4.21 | 3.86 | 2.86 | 2.75 | 2.96 | 3.34 | 40.88 |