| 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 6b: -5F to 0F |
| 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: | 68a - Cumberland Plateau |
| Heat Zone Days: | 1 - 7 days Over 86°F |
Annual Climate Data for ZIP Code 38572 - Crossville, TN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 26 | 29 | 36 | 44 | 52 | 60 | 64 | 63 | 56 | 44 | 37 | 29 | 45 |
| Avg Max Temp (°F) | 43 | 48 | 57 | 66 | 73 | 80 | 84 | 83 | 77 | 67 | 56 | 47 | 65 |
| Avg Precip (In.) | 5.37 | 4.48 | 6.16 | 4.67 | 5.58 | 4.74 | 5.01 | 4.11 | 3.98 | 3.45 | 5.26 | 5.5 | 58.33 |