| 2023 Hardiness Zone: | Zone 7b: 5°F to 10°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. 11 - Apr. 20 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 65m - Rolling Coastal Plain |
| Heat Zone Days: | 31 - 45 days Over 86°F |
Annual Climate Data for ZIP Code 23226 - Richmond, VA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 26 | 28 | 35 | 43 | 53 | 62 | 67 | 65 | 58 | 46 | 37 | 30 | 46 |
| Avg Max Temp (°F) | 46 | 50 | 59 | 70 | 77 | 84 | 88 | 86 | 80 | 70 | 60 | 50 | 68 |
| Avg Precip (In.) | 3.75 | 3.11 | 4.13 | 3.23 | 4.06 | 3.48 | 4.43 | 4.03 | 4 | 3.62 | 3.27 | 3.22 | 44.31 |