| 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 7a: 0F 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: | 67g - Southern Shale Valleys | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 31 - 45 days Over 86°F |
Annual Climate Data for ZIP Code 24175 - Troutville, VA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 24 | 26 | 33 | 42 | 50 | 58 | 63 | 61 | 55 | 43 | 34 | 27 | 43 |
| Avg Max Temp (°F) | 43 | 47 | 56 | 67 | 74 | 81 | 85 | 84 | 77 | 67 | 56 | 47 | 66 |
| Avg Precip (In.) | 3.44 | 3.13 | 3.96 | 3.62 | 4.44 | 3.76 | 4.27 | 3.81 | 3.95 | 3.51 | 3.35 | 3.03 | 44.27 |