Bruce, Mississippi has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10.5 °C (low) to 23 °C (high). Annual precipitation averages 1481.3 Millimeters. Bruce is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -0.2 °C | 11.5 °C | 128.78 mm |
| February | 1.4 °C | 14 °C | 134.11 mm |
| March | 5.4 °C | 18.8 °C | 134.62 mm |
| April | 9.8 °C | 23.6 °C | 157.23 mm |
| May | 15.1 °C | 27.3 °C | 137.67 mm |
| June | 19.4 °C | 30.8 °C | 125.98 mm |
| July | 21.3 °C | 32.6 °C | 108.2 mm |
| August | 20.7 °C | 32.6 °C | 100.08 mm |
| September | 16.9 °C | 29.9 °C | 92.71 mm |
| October | 10.2 °C | 24.6 °C | 93.47 mm |
| November | 4.4 °C | 17.9 °C | 113.54 mm |
| December | 1.2 °C | 12.9 °C | 154.94 mm |
| Annual | 10.5 °C | 23 °C | 1481.33 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |