| 2023 Hardiness Zone: | Zone 7a: 0°F to 5°F |
| 2012 Hardiness Zone: | Zone 6b: -5°F to 0°F 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. 11 - Apr. 20 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 72c - Green River-Southern Wabash Lowlands |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 42441 - Nebo, KY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 25 | 28 | 37 | 46 | 55 | 64 | 68 | 66 | 59 | 47 | 38 | 29 | 47 |
| Avg Max Temp (°F) | 43 | 49 | 60 | 70 | 79 | 87 | 90 | 89 | 83 | 72 | 59 | 47 | 69 |
| Avg Precip (In.) | 3.62 | 3.81 | 4.51 | 4.69 | 4.94 | 3.86 | 4.11 | 3.24 | 3.38 | 3.14 | 4.3 | 4.23 | 47.84 |