Upperville, Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 43.9 °F (low) to 65.5 °F (high). Annual precipitation averages 43.1 Inches. Upperville is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 23.9 °F | 42.5 °F | 2.98 in. |
| February | 25.5 °F | 45.7 °F | 2.37 in. |
| March | 32.1 °F | 54.0 °F | 3.59 in. |
| April | 42.0 °F | 65.9 °F | 3.47 in. |
| May | 51.6 °F | 74.2 °F | 4.46 in. |
| June | 60.4 °F | 82.5 °F | 4.44 in. |
| July | 65.1 °F | 87.0 °F | 4.06 in. |
| August | 63.2 °F | 85.5 °F | 3.35 in. |
| September | 56.3 °F | 78.9 °F | 4.54 in. |
| October | 44.4 °F | 67.6 °F | 3.43 in. |
| November | 34.7 °F | 56.1 °F | 3.03 in. |
| December | 27.9 °F | 46.3 °F | 3.38 in. |
| Annual | 43.9 °F | 65.5 °F | 43.1 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |