| 2023 Hardiness Zone: | Zone 8a: 10°F to 15°F |
| 2012 Hardiness Zone: | Zone 8a: 10°F to 15°F Zone 7b: 5°F to 10°F |
| 1990 Hardiness Zone: | Zone 7b: 5F to 10F |
| Average First Frost Date: | Nov. 1 - Nov. 10 |
| Average Last Frost Date: | Apr. 1 - Apr. 10 |
| 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 23690 - Yorktown, VA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 29 | 30 | 37 | 45 | 55 | 63 | 68 | 67 | 61 | 49 | 40 | 33 | 48 |
| Avg Max Temp (°F) | 48 | 51 | 59 | 69 | 76 | 84 | 88 | 86 | 81 | 70 | 61 | 52 | 69 |
| Avg Precip (In.) | 4.14 | 3.43 | 4.61 | 3.22 | 4.25 | 3.5 | 4.97 | 4.66 | 4.69 | 3.52 | 3.28 | 3.32 | 47.6 |