| 2023 Hardiness Zone: | Zone 7b: 5°F to 10°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. 11 - Apr. 20 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 65e - Northern Hilly Gulf Coastal Plain |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 38317 - Bruceton, TN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 25 | 28 | 37 | 46 | 55 | 63 | 68 | 65 | 58 | 46 | 37 | 29 | 46 |
| Avg Max Temp (°F) | 45 | 51 | 61 | 70 | 78 | 86 | 89 | 89 | 82 | 72 | 60 | 49 | 69 |
| Avg Precip (In.) | 4.27 | 4.39 | 5.35 | 4.68 | 5.3 | 4.5 | 4.71 | 3.34 | 4.1 | 3.5 | 4.95 | 5.33 | 54.43 |