| 2023 Hardiness Zone: | Zone 7a: 0°F to 5°F | |
| 2012 Hardiness Zone: | Zone 6b: -5°F to 0°F | |
| 1990 Hardiness Zone: | Zone 6b: -5F to 0F | |
| 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: | 67a - Northern Limestone/Dolomite Valleys | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 1 - 7 days Over 86°F |
Annual Climate Data for ZIP Code 22601 - Winchester, VA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 20 | 22 | 30 | 39 | 49 | 57 | 62 | 60 | 53 | 41 | 33 | 25 | 41 |
| Avg Max Temp (°F) | 41 | 45 | 54 | 65 | 74 | 82 | 87 | 85 | 78 | 67 | 56 | 45 | 65 |
| Avg Precip (In.) | 2.74 | 2.44 | 3.36 | 3.08 | 3.95 | 4 | 3.85 | 3.56 | 3.58 | 3.22 | 3.12 | 2.63 | 39.54 |