Bethania, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8.5 °C (low) to 21 °C (high). Annual precipitation averages 1189.7 Millimeters. Bethania is located in USDA Plant Hardiness Zone 7b. 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 | -2.1 °C | 9.6 °C | 95.5 mm |
| February | -0.9 °C | 11.9 °C | 80.52 mm |
| March | 2.7 °C | 16.1 °C | 101.35 mm |
| April | 7.6 °C | 21.6 °C | 105.66 mm |
| May | 12.8 °C | 25.5 °C | 100.58 mm |
| June | 17.6 °C | 29.4 °C | 106.93 mm |
| July | 19.7 °C | 31.2 °C | 118.62 mm |
| August | 18.8 °C | 30.3 °C | 109.47 mm |
| September | 15.4 °C | 27.1 °C | 105.66 mm |
| October | 8.4 °C | 21.8 °C | 85.6 mm |
| November | 2.4 °C | 16 °C | 81.53 mm |
| December | -0.7 °C | 11.2 °C | 98.3 mm |
| Annual | 8.5 °C | 21 °C | 1189.72 mm |
| 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 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 |