| 2023 Hardiness Zone: | Zone 7b: 5°F to 10°F |
| 2012 Hardiness Zone: | Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F |
| 1990 Hardiness Zone: | Zone 7b: 5F to 10F |
| 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: | 45c - Carolina Slate Belt |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 23927 - Clarksville, VA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 26 | 28 | 35 | 43 | 53 | 62 | 67 | 65 | 58 | 45 | 36 | 29 | 46 |
| Avg Max Temp (°F) | 48 | 52 | 61 | 71 | 78 | 85 | 89 | 88 | 81 | 71 | 61 | 52 | 70 |
| Avg Precip (In.) | 4.05 | 3.11 | 3.99 | 3.3 | 4.03 | 3.84 | 4.2 | 3.26 | 3.99 | 3.52 | 3.04 | 3.03 | 43.36 |