Chester, Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 47.4 °F (low) to 69.6 °F (high). Annual precipitation averages 47.4 Inches. Chester is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 27.4 °F | 48.4 °F | 3.41 in. |
| February | 28.9 °F | 51.8 °F | 2.72 in. |
| March | 35.6 °F | 59.5 °F | 4.07 in. |
| April | 45.9 °F | 70.3 °F | 3.62 in. |
| May | 55.5 °F | 77.4 °F | 3.94 in. |
| June | 64.2 °F | 85.2 °F | 4.45 in. |
| July | 68.2 °F | 89.4 °F | 4.85 in. |
| August | 66.9 °F | 87.5 °F | 4.85 in. |
| September | 60.5 °F | 81.6 °F | 4.89 in. |
| October | 47.9 °F | 71.3 °F | 3.79 in. |
| November | 37.1 °F | 60.8 °F | 3.24 in. |
| December | 30.6 °F | 51.6 °F | 3.58 in. |
| Annual | 47.4 °F | 69.6 °F | 47.41 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |