| 2023 Hardiness Zone: | Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F |
| 2012 Hardiness Zone: | Zone 7a: 0°F to 5°F |
| 1990 Hardiness Zone: | Zone 6b: -5F to 0F |
| Average First Frost Date: | Oct. 21 - Oct. 31 |
| Average Last Frost Date: | Apr. 1 - Apr. 10 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 74a - Bluff Hills |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 42050 - Hickman, KY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 26 | 29 | 38 | 47 | 56 | 64 | 68 | 66 | 58 | 46 | 38 | 30 | 47 |
| Avg Max Temp (°F) | 43 | 49 | 60 | 70 | 79 | 87 | 90 | 89 | 82 | 73 | 59 | 48 | 69 |
| Avg Precip (In.) | 3.64 | 4 | 4.87 | 4.94 | 5.08 | 4.44 | 4.19 | 3.11 | 3.32 | 3.57 | 4.85 | 4.92 | 50.92 |