Cooleemee, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8.4 °C (low) to 21.5 °C (high). Annual precipitation averages 1150.1 Millimeters. Cooleemee is located in USDA Plant Hardiness Zone 7b. 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 | -2.2 °C | 10.4 °C | 91.19 mm |
| February | -1.1 °C | 12.6 °C | 76.45 mm |
| March | 2.7 °C | 16.8 °C | 101.6 mm |
| April | 7.6 °C | 22 °C | 103.89 mm |
| May | 13.1 °C | 25.9 °C | 92.71 mm |
| June | 17.6 °C | 29.7 °C | 98.04 mm |
| July | 19.8 °C | 31.6 °C | 103.89 mm |
| August | 18.9 °C | 30.7 °C | 114.81 mm |
| September | 15.3 °C | 27.7 °C | 101.6 mm |
| October | 8.1 °C | 22.4 °C | 85.34 mm |
| November | 2.3 °C | 16.7 °C | 83.06 mm |
| December | -1 °C | 12 °C | 97.54 mm |
| Annual | 8.4 °C | 21.5 °C | 1150.12 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 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |