Macon, Mississippi has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 52.3 °F (low) to 74.7 °F (high). Annual precipitation averages 57.5 Inches. Macon is located in USDA Plant Hardiness Zone 8b. 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 | 33.5 °F | 54.2 °F | 5.38 in. |
| February | 36.4 °F | 58.7 °F | 5.44 in. |
| March | 43.9 °F | 67.3 °F | 5.48 in. |
| April | 51.4 °F | 75.1 °F | 5.78 in. |
| May | 60.4 °F | 82.5 °F | 4.13 in. |
| June | 68.1 °F | 89.1 °F | 4.59 in. |
| July | 71.2 °F | 91.7 °F | 4.88 in. |
| August | 70.0 °F | 91.5 °F | 4.49 in. |
| September | 63.8 °F | 86.8 °F | 3.95 in. |
| October | 51.6 °F | 77.1 °F | 3.76 in. |
| November | 41.1 °F | 65.1 °F | 4.46 in. |
| December | 35.8 °F | 56.7 °F | 5.12 in. |
| Annual | 52.3 °F | 74.7 °F | 57.46 in. |
| 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 8b : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |