Chickasaw, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 57.8 °F (low) to 76.7 °F (high). Annual precipitation averages 69.4 Inches. Chickasaw is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Feb. 21 - Feb. 29 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 39.8 °F | 59.9 °F | 5.76 in. |
| February | 43.4 °F | 63.5 °F | 4.67 in. |
| March | 49.7 °F | 69.9 °F | 5.32 in. |
| April | 56.4 °F | 76.2 °F | 5.64 in. |
| May | 64.9 °F | 83.4 °F | 5.54 in. |
| June | 71.8 °F | 88.5 °F | 7.08 in. |
| July | 74.0 °F | 90.6 °F | 7.83 in. |
| August | 73.7 °F | 90.5 °F | 7.45 in. |
| September | 69.8 °F | 87.2 °F | 5.96 in. |
| October | 59.1 °F | 79.3 °F | 4.21 in. |
| November | 48.2 °F | 69.4 °F | 4.37 in. |
| December | 42.8 °F | 62.1 °F | 5.52 in. |
| Annual | 57.8 °F | 76.7 °F | 69.35 in. |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Feb. 21 - Feb. 29 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9a : 20°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |