| 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: | Nov. 1 - Nov. 10 |
| Average Last Frost Date: | Apr. 11 - Apr. 20 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 71h - Outer Nashville Basin |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 37048 - Cottontown, TN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 25 | 29 | 37 | 46 | 55 | 64 | 68 | 66 | 59 | 47 | 38 | 29 | 47 |
| Avg Max Temp (°F) | 44 | 49 | 59 | 69 | 77 | 85 | 89 | 88 | 81 | 71 | 58 | 48 | 68 |
| Avg Precip (In.) | 4.11 | 4.09 | 5.34 | 4.12 | 5.37 | 4.51 | 4.23 | 3.4 | 3.81 | 3.25 | 4.57 | 5.1 | 51.91 |