Redfield, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 55.2 °F (low) to 76.9 °F (high). Annual precipitation averages 51.3 Inches. Redfield 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 | 37.0 °F | 58.2 °F | 4.7 in. |
| February | 40.5 °F | 62.4 °F | 4.14 in. |
| March | 47.1 °F | 69.4 °F | 4.57 in. |
| April | 54.0 °F | 76.7 °F | 4.38 in. |
| May | 63.2 °F | 83.7 °F | 4.53 in. |
| June | 70.1 °F | 89.9 °F | 4.74 in. |
| July | 72.5 °F | 93.1 °F | 2.99 in. |
| August | 72.0 °F | 94.2 °F | 3.31 in. |
| September | 66.3 °F | 88.4 °F | 3.95 in. |
| October | 55.8 °F | 79.1 °F | 4.49 in. |
| November | 45.7 °F | 68.1 °F | 4.49 in. |
| December | 38.7 °F | 59.9 °F | 4.99 in. |
| Annual | 55.2 °F | 76.9 °F | 51.28 in. |
| 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 : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |