| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F 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: | Sep. 21 - Sep. 30 | |
| Average Last Frost Date: | Jun. 11 - Jun. 20 | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 64c - Piedmont Uplands | |
| Current Drought Status: | Moderate Drought | |
| Heat Zone Days: | 1 - 7 days Over 86°F |
Annual Climate Data for ZIP Code 22743 - Syria, VA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 20 | 22 | 30 | 39 | 48 | 57 | 61 | 60 | 53 | 41 | 33 | 24 | 41 |
| Avg Max Temp (°F) | 41 | 44 | 53 | 64 | 72 | 80 | 84 | 82 | 76 | 66 | 55 | 45 | 64 |
| Avg Precip (In.) | 3.09 | 2.69 | 3.44 | 3.27 | 4.26 | 3.92 | 4.26 | 3.93 | 4.23 | 3.75 | 3.51 | 2.89 | 43.25 |