| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°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 | |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F | |
| Average First Frost Date: | Oct. 1 - Oct. 10 | |
| Average Last Frost Date: | May 11 - May 20 | |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year | |
| Ecoregion: | 67f - Southern Limestone/Dolomite Valleys and Low Rolling Hills | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 24375 - Sugar Grove, VA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 21 | 23 | 30 | 37 | 46 | 55 | 59 | 57 | 51 | 38 | 31 | 24 | 39 |
| Avg Max Temp (°F) | 41 | 46 | 55 | 63 | 71 | 78 | 81 | 80 | 75 | 65 | 55 | 45 | 63 |
| Avg Precip (In.) | 3.67 | 3.57 | 4.19 | 3.86 | 4.89 | 4.58 | 4.43 | 3.92 | 3.49 | 3.41 | 3.42 | 3.34 | 46.77 |