Ridgeville, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10.1 °C (low) to 22.2 °C (high). Annual precipitation averages 1461.3 Millimeters. Ridgeville is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -0.3 °C | 10.7 °C | 140.21 mm |
| February | 1.3 °C | 13.2 °C | 137.41 mm |
| March | 4.9 °C | 17.8 °C | 141.73 mm |
| April | 9.2 °C | 22.6 °C | 132.84 mm |
| May | 14.3 °C | 26.6 °C | 116.84 mm |
| June | 18.9 °C | 30.3 °C | 124.97 mm |
| July | 20.7 °C | 31.8 °C | 115.06 mm |
| August | 20.2 °C | 31.6 °C | 102.87 mm |
| September | 16.8 °C | 28.9 °C | 103.63 mm |
| October | 10.3 °C | 23.4 °C | 88.14 mm |
| November | 4 °C | 16.9 °C | 114.81 mm |
| December | 1.2 °C | 12.3 °C | 142.75 mm |
| Annual | 10.1 °C | 22.2 °C | 1461.26 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 50-75 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 | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |