| 2023 Hardiness Zone: | Zone 7a: 0°F to 5°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: | Apr. 11 - Apr. 20 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 69d - Dissected Appalachian Plateau |
| Heat Zone Days: | 8 - 14 days Over 86°F |
Annual Climate Data for ZIP Code 41759 - Sassafras, KY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 23 | 25 | 33 | 40 | 50 | 59 | 63 | 62 | 55 | 43 | 34 | 27 | 43 |
| Avg Max Temp (°F) | 44 | 49 | 58 | 68 | 76 | 82 | 86 | 85 | 79 | 69 | 58 | 48 | 67 |
| Avg Precip (In.) | 3.42 | 3.23 | 4.27 | 3.82 | 4.8 | 4.36 | 4.2 | 3.87 | 3.36 | 2.91 | 3.62 | 3.47 | 45.33 |