Ohatchee, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10 °C (low) to 23.3 °C (high). Annual precipitation averages 1428.8 Millimeters. Ohatchee is located in USDA Plant Hardiness Zone 8a. 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 | -0.3 °C | 12.1 °C | 136.14 mm |
| February | 1.3 °C | 14.6 °C | 138.18 mm |
| March | 4.7 °C | 19.2 °C | 140.46 mm |
| April | 8.9 °C | 23.6 °C | 125.73 mm |
| May | 14.2 °C | 27.6 °C | 111.25 mm |
| June | 18.8 °C | 31.1 °C | 120.9 mm |
| July | 20.7 °C | 32.6 °C | 118.11 mm |
| August | 20.1 °C | 32.3 °C | 103.38 mm |
| September | 16.8 °C | 29.8 °C | 97.54 mm |
| October | 9.8 °C | 24.4 °C | 86.87 mm |
| November | 3.6 °C | 18.2 °C | 114.05 mm |
| December | 1.2 °C | 13.7 °C | 136.14 mm |
| Annual | 10 °C | 23.3 °C | 1428.75 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 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 |