Connelly Springs, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8.5 °C (low) to 20.9 °C (high). Annual precipitation averages 1282.7 Millimeters. Connelly Springs is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -2 °C | 9.8 °C | 109.47 mm |
| February | -0.6 °C | 11.9 °C | 89.66 mm |
| March | 3 °C | 16 °C | 108.71 mm |
| April | 7.7 °C | 21.3 °C | 114.05 mm |
| May | 12.6 °C | 25.3 °C | 106.17 mm |
| June | 17.1 °C | 29.1 °C | 122.94 mm |
| July | 19.2 °C | 30.9 °C | 113.03 mm |
| August | 18.6 °C | 30.1 °C | 116.84 mm |
| September | 15.2 °C | 26.9 °C | 105.41 mm |
| October | 8.6 °C | 21.8 °C | 93.47 mm |
| November | 2.7 °C | 16.2 °C | 92.71 mm |
| December | -0.5 °C | 11.3 °C | 110.24 mm |
| Annual | 8.5 °C | 20.9 °C | 1282.7 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |