| 2023 Hardiness Zone: | Zone 7b: 5°F to 10°F 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 6a: -10F to -5F |
| Average First Frost Date: | Oct. 21 - Oct. 31 |
| Average Last Frost Date: | Apr. 21 - Apr. 30 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 71f - Western Highland Rim |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 37187 - White Bluff, TN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 25 | 27 | 35 | 43 | 53 | 62 | 66 | 64 | 57 | 44 | 36 | 28 | 45 |
| Avg Max Temp (°F) | 46 | 51 | 61 | 70 | 78 | 85 | 89 | 88 | 82 | 72 | 60 | 50 | 69 |
| Avg Precip (In.) | 4.1 | 4.39 | 5.54 | 4.38 | 5.4 | 4.38 | 4.22 | 3.26 | 4.01 | 3.36 | 4.84 | 5.16 | 53.04 |