| 2023 Hardiness Zone: | Zone 7a: 0°F to 5°F | |
| 2012 Hardiness Zone: | 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: | 45e - Northern Inner Piedmont | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 31 - 45 days Over 86°F |
Annual Climate Data for ZIP Code 23093 - Louisa, VA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 25 | 27 | 34 | 42 | 51 | 60 | 65 | 64 | 57 | 44 | 36 | 28 | 44 |
| Avg Max Temp (°F) | 45 | 50 | 59 | 70 | 77 | 84 | 87 | 85 | 79 | 69 | 59 | 49 | 68 |
| Avg Precip (In.) | 3.49 | 3.01 | 3.89 | 3.1 | 3.99 | 3.79 | 4.4 | 3.76 | 3.98 | 3.87 | 3.77 | 3.16 | 44.22 |