Canton, Mississippi has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 11.8 °C (low) to 24.1 °C (high). Annual precipitation averages 1423.7 Millimeters. Canton 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 | 1.8 °C | 13.3 °C | 132.33 mm |
| February | 3.4 °C | 15.8 °C | 127.25 mm |
| March | 7.3 °C | 20.2 °C | 137.92 mm |
| April | 11.3 °C | 24.1 °C | 154.43 mm |
| May | 16.3 °C | 28.2 °C | 113.79 mm |
| June | 20.3 °C | 31.6 °C | 98.81 mm |
| July | 21.8 °C | 33.1 °C | 121.16 mm |
| August | 21.3 °C | 33 °C | 99.82 mm |
| September | 18 °C | 30.7 °C | 87.88 mm |
| October | 11.4 °C | 25.4 °C | 92.46 mm |
| November | 5.7 °C | 19.1 °C | 120.4 mm |
| December | 2.9 °C | 14.6 °C | 137.41 mm |
| Annual | 11.8 °C | 24.1 °C | 1423.66 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 | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |