| 2023 Hardiness Zone: | Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F | |
| 2012 Hardiness Zone: | Zone 7a: 0°F to 5°F | |
| 1990 Hardiness Zone: | Zone 7a: 0F to 5F | |
| Average First Frost Date: | Oct. 21 - Oct. 31 | |
| Average Last Frost Date: | Apr. 21 - Apr. 30 | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 65m - Rolling Coastal Plain | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 46 - 60 days Over 86°F |
Annual Climate Data for ZIP Code 22407 - Fredericksburg, VA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 24 | 26 | 34 | 42 | 52 | 61 | 66 | 64 | 57 | 44 | 35 | 28 | 44 |
| Avg Max Temp (°F) | 45 | 48 | 58 | 68 | 76 | 84 | 88 | 87 | 80 | 69 | 59 | 49 | 68 |
| Avg Precip (In.) | 3.56 | 2.92 | 3.98 | 3.16 | 3.99 | 3.5 | 4.14 | 3.58 | 3.96 | 3.65 | 3.36 | 3.28 | 43.07 |