Cleary, Mississippi has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 12.2 °C (low) to 24.6 °C (high). Annual precipitation averages 1485.7 Millimeters. Cleary 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 | 2.4 °C | 14.1 °C | 139.19 mm |
| February | 3.8 °C | 16.6 °C | 144.02 mm |
| March | 7.5 °C | 20.8 °C | 141.73 mm |
| April | 11.7 °C | 24.6 °C | 157.48 mm |
| May | 16.6 °C | 28.6 °C | 108.71 mm |
| June | 20.4 °C | 31.9 °C | 117.86 mm |
| July | 21.8 °C | 33.2 °C | 129.79 mm |
| August | 21.5 °C | 33.3 °C | 116.59 mm |
| September | 18.3 °C | 30.9 °C | 95 mm |
| October | 11.8 °C | 25.8 °C | 84.58 mm |
| November | 6.4 °C | 19.7 °C | 118.62 mm |
| December | 3.6 °C | 15.4 °C | 132.08 mm |
| Annual | 12.2 °C | 24.6 °C | 1485.65 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 30-40 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 | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |