| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°F |
| 1990 Hardiness Zone: | Zone 7a: 0F to 5F |
| Average First Frost Date: | Oct. 21 - Oct. 31 |
| Average Last Frost Date: | May 1 - May 10 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 66f - Limestone Valleys and Coves |
| Heat Zone Days: | 31 - 45 days Over 86°F |
Annual Climate Data for ZIP Code 37882 - Townsend, TN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 26 | 28 | 35 | 42 | 51 | 59 | 63 | 62 | 56 | 43 | 35 | 29 | 44 |
| Avg Max Temp (°F) | 47 | 52 | 61 | 70 | 77 | 83 | 86 | 85 | 80 | 70 | 60 | 51 | 68 |
| Avg Precip (In.) | 5.18 | 4.56 | 5.65 | 4.3 | 5.17 | 4.95 | 5.16 | 3.93 | 3.78 | 2.98 | 4.17 | 4.72 | 54.56 |