Chesnee, South Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 48.3 °F (low) to 71.9 °F (high). Annual precipitation averages 51.5 Inches. Chesnee is located in USDA Plant Hardiness Zone 8a. 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 | 29.9 °F | 52.0 °F | 4.23 in. |
| February | 32.2 °F | 56.1 °F | 3.76 in. |
| March | 38.6 °F | 63.8 °F | 4.63 in. |
| April | 46.7 °F | 72.8 °F | 4.46 in. |
| May | 55.7 °F | 79.9 °F | 4.01 in. |
| June | 63.8 °F | 86.6 °F | 4.61 in. |
| July | 67.6 °F | 90.0 °F | 4.59 in. |
| August | 66.5 °F | 88.2 °F | 4.68 in. |
| September | 60.5 °F | 82.9 °F | 4.38 in. |
| October | 48.3 °F | 73.3 °F | 3.67 in. |
| November | 37.6 °F | 62.6 °F | 3.88 in. |
| December | 32.6 °F | 54.4 °F | 4.62 in. |
| Annual | 48.3 °F | 71.9 °F | 51.52 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 75-100 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 |