Cary, Mississippi has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 12.4 °C (low) to 23.9 °C (high). Annual precipitation averages 1480.8 Millimeters. Cary 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. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 2.1 °C | 12.6 °C | 147.32 mm |
| February | 3.8 °C | 14.9 °C | 128.27 mm |
| March | 7.8 °C | 19.6 °C | 134.37 mm |
| April | 12.4 °C | 24.2 °C | 158.5 mm |
| May | 17.3 °C | 28.4 °C | 125.98 mm |
| June | 21.1 °C | 31.7 °C | 98.3 mm |
| July | 22.4 °C | 33.1 °C | 108.71 mm |
| August | 21.8 °C | 33.2 °C | 101.35 mm |
| September | 18.2 °C | 30.9 °C | 95 mm |
| October | 12 °C | 25.5 °C | 113.79 mm |
| November | 6.4 °C | 18.9 °C | 118.62 mm |
| December | 3.3 °C | 13.9 °C | 150.62 mm |
| Annual | 12.4 °C | 23.9 °C | 1480.83 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 40-50 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |