Wilson, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10.2 °C (low) to 22.1 °C (high). Annual precipitation averages 1252 Millimeters. Wilson 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. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -0.3 °C | 11.2 °C | 91.44 mm |
| February | 0.6 °C | 13.1 °C | 75.18 mm |
| March | 4.2 °C | 17.1 °C | 102.36 mm |
| April | 9.3 °C | 22.3 °C | 94.49 mm |
| May | 14.5 °C | 26.3 °C | 94.23 mm |
| June | 19.3 °C | 30.4 °C | 108.71 mm |
| July | 21.4 °C | 32.2 °C | 138.43 mm |
| August | 20.5 °C | 31.1 °C | 137.41 mm |
| September | 17.2 °C | 28.1 °C | 151.64 mm |
| October | 10.4 °C | 22.9 °C | 86.11 mm |
| November | 4.5 °C | 17.5 °C | 83.82 mm |
| December | 1.3 °C | 12.9 °C | 88.14 mm |
| Annual | 10.2 °C | 22.1 °C | 1251.96 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |