Ellisville, Mississippi has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 53.5 °F (low) to 76.6 °F (high). Annual precipitation averages 59.8 Inches. Ellisville 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 | 36.0 °F | 58.9 °F | 5.96 in. |
| February | 39.2 °F | 63.0 °F | 5.27 in. |
| March | 45.3 °F | 70.3 °F | 5.92 in. |
| April | 52.2 °F | 76.9 °F | 5.07 in. |
| May | 60.9 °F | 83.8 °F | 4.32 in. |
| June | 68.5 °F | 89.2 °F | 5.22 in. |
| July | 70.9 °F | 91.3 °F | 5.6 in. |
| August | 70.2 °F | 91.1 °F | 5.29 in. |
| September | 65.3 °F | 87.4 °F | 3.98 in. |
| October | 53.2 °F | 78.6 °F | 3.21 in. |
| November | 42.8 °F | 68.3 °F | 4.34 in. |
| December | 38.0 °F | 60.6 °F | 5.6 in. |
| Annual | 53.5 °F | 76.6 °F | 59.78 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 |