Ariton, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 12.5 °C (low) to 25.1 °C (high). Annual precipitation averages 1469.7 Millimeters. Ariton 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. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 3.1 °C | 15.4 °C | 126.24 mm |
| February | 4.8 °C | 17.6 °C | 122.94 mm |
| March | 7.9 °C | 21.4 °C | 145.03 mm |
| April | 11.5 °C | 25.3 °C | 114.55 mm |
| May | 16.4 °C | 29.3 °C | 93.22 mm |
| June | 20.3 °C | 32.1 °C | 144.53 mm |
| July | 21.7 °C | 32.8 °C | 156.46 mm |
| August | 21.3 °C | 32.6 °C | 120.4 mm |
| September | 18.8 °C | 30.7 °C | 106.43 mm |
| October | 12.9 °C | 26.2 °C | 84.84 mm |
| November | 7.2 °C | 20.6 °C | 115.32 mm |
| December | 4.6 °C | 16.6 °C | 139.7 mm |
| Annual | 12.5 °C | 25.1 °C | 1469.66 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| 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 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |