Roxie, Mississippi has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 12.4 °C (low) to 24.8 °C (high). Annual precipitation averages 1574.6 Millimeters. Roxie is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 2.8 °C | 14.7 °C | 160.53 mm |
| February | 4.2 °C | 17.2 °C | 145.29 mm |
| March | 8.2 °C | 21.3 °C | 144.53 mm |
| April | 11.8 °C | 25.1 °C | 134.11 mm |
| May | 16.5 °C | 28.7 °C | 120.4 mm |
| June | 20.5 °C | 31.9 °C | 131.83 mm |
| July | 21.9 °C | 32.9 °C | 134.62 mm |
| August | 21.4 °C | 33.2 °C | 128.52 mm |
| September | 18.4 °C | 30.9 °C | 109.73 mm |
| October | 12 °C | 26.2 °C | 104.65 mm |
| November | 6.8 °C | 20.2 °C | 119.89 mm |
| December | 3.9 °C | 15.8 °C | 140.46 mm |
| Annual | 12.4 °C | 24.8 °C | 1574.56 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |