| 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: | 69d - Dissected Appalachian Plateau |
| Heat Zone Days: | 31 - 45 days Over 86°F |
Annual Climate Data for ZIP Code 37757 - Jacksboro, TN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 23 | 25 | 31 | 39 | 48 | 57 | 61 | 60 | 53 | 41 | 32 | 26 | 41 |
| Avg Max Temp (°F) | 42 | 47 | 56 | 66 | 73 | 80 | 83 | 82 | 76 | 67 | 56 | 46 | 65 |
| Avg Precip (In.) | 6.39 | 5.54 | 6.91 | 4.76 | 6.3 | 5.08 | 5.53 | 4.65 | 4.62 | 4.27 | 6.13 | 6.5 | 66.69 |