New Chapel Hill, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 12.6 °C (low) to 24.7 °C (high). Annual precipitation averages 1195.6 Millimeters. New Chapel Hill is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 2.2 °C | 14 °C | 97.03 mm |
| February | 4.2 °C | 16.4 °C | 103.63 mm |
| March | 8 °C | 20.7 °C | 112.27 mm |
| April | 11.9 °C | 24.8 °C | 104.39 mm |
| May | 17.2 °C | 28.5 °C | 116.84 mm |
| June | 21.1 °C | 32.2 °C | 108.97 mm |
| July | 22.7 °C | 34.2 °C | 65.02 mm |
| August | 22.3 °C | 34.5 °C | 73.41 mm |
| September | 18.7 °C | 31.3 °C | 84.58 mm |
| October | 12.7 °C | 25.9 °C | 113.79 mm |
| November | 7.1 °C | 19.6 °C | 101.6 mm |
| December | 3.2 °C | 14.8 °C | 114.05 mm |
| Annual | 12.6 °C | 24.7 °C | 1195.58 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |