| 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: | Nov. 1 - Nov. 10 | |
| Average Last Frost Date: | Apr. 11 - Apr. 20 | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 45e - Northern Inner Piedmont | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 8 - 14 days Over 86°F |
Annual Climate Data for ZIP Code 22947 - Keswick, VA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 25 | 27 | 34 | 43 | 52 | 61 | 65 | 63 | 57 | 45 | 36 | 29 | 45 |
| Avg Max Temp (°F) | 44 | 48 | 57 | 68 | 76 | 83 | 87 | 86 | 79 | 69 | 58 | 48 | 67 |
| Avg Precip (In.) | 3.56 | 3.07 | 3.98 | 3.28 | 4.39 | 4.07 | 4.67 | 4.04 | 4.16 | 4.11 | 3.66 | 3.24 | 46.24 |