Benson, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 50 °F (low) to 71.8 °F (high). Annual precipitation averages 49.3 Inches. Benson 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. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 30.9 °F | 52.1 °F | 3.59 in. |
| February | 32.7 °F | 56.0 °F | 3.06 in. |
| March | 39.3 °F | 63.4 °F | 3.9 in. |
| April | 48.1 °F | 72.7 °F | 3.52 in. |
| May | 57.7 °F | 79.5 °F | 3.78 in. |
| June | 66.1 °F | 86.4 °F | 4.61 in. |
| July | 70.3 °F | 89.6 °F | 5.68 in. |
| August | 68.6 °F | 87.9 °F | 5.42 in. |
| September | 63.0 °F | 82.5 °F | 5.51 in. |
| October | 50.1 °F | 73.0 °F | 3.46 in. |
| November | 39.2 °F | 63.2 °F | 3.38 in. |
| December | 33.7 °F | 55.1 °F | 3.38 in. |
| Annual | 50 °F | 71.8 °F | 49.29 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 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |