Mansfield, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 13.2 °C (low) to 25 °C (high). Annual precipitation averages 988.6 Millimeters. Mansfield 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. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 2.1 °C | 13.9 °C | 66.04 mm |
| February | 4.1 °C | 16 °C | 69.09 mm |
| March | 8.2 °C | 20.2 °C | 91.44 mm |
| April | 12.4 °C | 24.5 °C | 89.15 mm |
| May | 17.7 °C | 28.6 °C | 117.35 mm |
| June | 22.1 °C | 33.1 °C | 100.84 mm |
| July | 23.8 °C | 35.4 °C | 54.86 mm |
| August | 23.7 °C | 35.7 °C | 61.72 mm |
| September | 19.7 °C | 31.9 °C | 76.45 mm |
| October | 13.6 °C | 26.2 °C | 109.73 mm |
| November | 7.8 °C | 19.6 °C | 78.74 mm |
| December | 3.1 °C | 14.7 °C | 73.15 mm |
| Annual | 13.2 °C | 25 °C | 988.56 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| 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 |