| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F |
| 2012 Hardiness Zone: | 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: | Dfa - Humid Continental Hot Summers |
| Ecoregion: | 71d - Outer Bluegrass |
| Heat Zone Days: | 15 - 30 days Over 86°F |
Annual Climate Data for ZIP Code 41075 - Fort Thomas, KY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 21 | 25 | 33 | 42 | 52 | 61 | 65 | 63 | 56 | 44 | 35 | 26 | 44 |
| Avg Max Temp (°F) | 39 | 44 | 54 | 65 | 75 | 83 | 87 | 85 | 79 | 67 | 54 | 43 | 65 |
| Avg Precip (In.) | 2.9 | 2.62 | 3.8 | 3.84 | 4.68 | 4.11 | 3.85 | 3.83 | 3.06 | 2.86 | 3.4 | 3.11 | 42.06 |