| 2023 Hardiness Zone: | Zone 7b: 5°F to 10°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: | 67f - Southern Limestone/Dolomite Valleys and Low Rolling Hills |
| Heat Zone Days: | 46 - 60 days Over 86°F |
Annual Climate Data for ZIP Code 37716 - Clinton, TN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 27 | 29 | 36 | 43 | 53 | 61 | 66 | 65 | 58 | 45 | 36 | 29 | 46 |
| Avg Max Temp (°F) | 45 | 51 | 61 | 70 | 77 | 84 | 87 | 86 | 81 | 70 | 59 | 49 | 68 |
| Avg Precip (In.) | 5.02 | 4.35 | 5.64 | 4.28 | 5.04 | 4.68 | 4.75 | 3.6 | 3.61 | 3.01 | 4.65 | 5.18 | 53.82 |