Macon, Georgia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 52.4 °F (low) to 76.1 °F (high). Annual precipitation averages 47.3 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 | 34.2 °F | 57.8 °F | 4.24 in. |
| February | 37.2 °F | 61.7 °F | 4.28 in. |
| March | 43.4 °F | 69.1 °F | 4.88 in. |
| April | 50.6 °F | 76.6 °F | 3.43 in. |
| May | 59.5 °F | 83.9 °F | 2.82 in. |
| June | 67.3 °F | 89.3 °F | 4.37 in. |
| July | 70.8 °F | 92.1 °F | 4.55 in. |
| August | 70.0 °F | 90.7 °F | 4.44 in. |
| September | 64.3 °F | 86.1 °F | 3.53 in. |
| October | 52.8 °F | 77.5 °F | 3.09 in. |
| November | 41.6 °F | 67.9 °F | 3.09 in. |
| December | 36.9 °F | 60.3 °F | 4.55 in. |
| Annual | 52.4 °F | 76.1 °F | 47.27 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 40-50 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 |