Yorktown, Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 52.2 °F (low) to 68.7 °F (high). Annual precipitation averages 50 Inches. Yorktown is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 32.2 °F | 48.4 °F | 3.6 in. |
| February | 33.7 °F | 51.2 °F | 2.94 in. |
| March | 40.2 °F | 58.1 °F | 4.04 in. |
| April | 50.0 °F | 68.6 °F | 3.64 in. |
| May | 59.5 °F | 75.9 °F | 3.95 in. |
| June | 68.1 °F | 83.7 °F | 4.5 in. |
| July | 72.4 °F | 88.0 °F | 5.24 in. |
| August | 71.2 °F | 86.0 °F | 5.77 in. |
| September | 65.6 °F | 80.7 °F | 5.15 in. |
| October | 54.2 °F | 70.8 °F | 4.36 in. |
| November | 43.3 °F | 60.6 °F | 3.21 in. |
| December | 36.0 °F | 52.4 °F | 3.64 in. |
| Annual | 52.2 °F | 68.7 °F | 50.04 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |