| 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 Zone 7a: 0°F to 5°F | |
| 1990 Hardiness Zone: | Zone 6b: -5F to 0F | |
| Average First Frost Date: | Oct. 11 - Oct. 20 | |
| Average Last Frost Date: | May 1 - May 10 | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 64c - Piedmont Uplands | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 15 - 30 days Over 86°F |
Annual Climate Data for ZIP Code 22747 - Washington, VA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 20 | 22 | 30 | 38 | 48 | 56 | 61 | 59 | 52 | 40 | 32 | 24 | 40 |
| Avg Max Temp (°F) | 42 | 45 | 54 | 64 | 73 | 81 | 85 | 83 | 77 | 67 | 56 | 46 | 65 |
| Avg Precip (In.) | 2.89 | 2.67 | 3.34 | 3.47 | 4.5 | 3.99 | 4.27 | 4.13 | 4.28 | 3.84 | 3.7 | 2.85 | 43.93 |