Hephzibah, Georgia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 11.3 °C (low) to 24.4 °C (high). Annual precipitation averages 1170.7 Millimeters. Hephzibah is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 1.5 °C | 13.9 °C | 102.11 mm |
| February | 2.9 °C | 15.9 °C | 98.3 mm |
| March | 6.2 °C | 20.2 °C | 109.98 mm |
| April | 10.3 °C | 24.7 °C | 78.99 mm |
| May | 15.3 °C | 28.8 °C | 81.03 mm |
| June | 19.8 °C | 32.1 °C | 120.4 mm |
| July | 21.3 °C | 33.7 °C | 114.55 mm |
| August | 20.9 °C | 32.9 °C | 116.84 mm |
| September | 17.9 °C | 30.3 °C | 96.52 mm |
| October | 11.6 °C | 25.3 °C | 70.87 mm |
| November | 5.4 °C | 19.5 °C | 78.23 mm |
| December | 2.7 °C | 15.2 °C | 102.87 mm |
| Annual | 11.3 °C | 24.4 °C | 1170.69 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |