Lancaster, Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 48.8 °F (low) to 68.8 °F (high). Annual precipitation averages 48.3 Inches. Lancaster is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 29.2 °F | 48.1 °F | 3.4 in. |
| February | 30.1 °F | 50.9 °F | 2.78 in. |
| March | 36.7 °F | 58.5 °F | 4.29 in. |
| April | 46.6 °F | 68.6 °F | 3.44 in. |
| May | 56.2 °F | 76.2 °F | 3.83 in. |
| June | 65.0 °F | 84.2 °F | 4.42 in. |
| July | 69.4 °F | 88.5 °F | 5.04 in. |
| August | 67.9 °F | 86.4 °F | 5.16 in. |
| September | 61.8 °F | 81.0 °F | 5.02 in. |
| October | 50.0 °F | 71.1 °F | 4.17 in. |
| November | 39.8 °F | 60.7 °F | 3.04 in. |
| December | 32.7 °F | 51.9 °F | 3.69 in. |
| Annual | 48.8 °F | 68.8 °F | 48.28 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |