Durant, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 51.6 °F (low) to 74.2 °F (high). Annual precipitation averages 45 Inches. Durant is located in USDA Plant Hardiness Zone 8a. 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 | 30.7 °F | 52.9 °F | 2.47 in. |
| February | 34.6 °F | 57.3 °F | 2.58 in. |
| March | 42.4 °F | 65.1 °F | 3.88 in. |
| April | 50.0 °F | 73.2 °F | 4.05 in. |
| May | 60.0 °F | 80.6 °F | 6.03 in. |
| June | 68.6 °F | 89.0 °F | 4.68 in. |
| July | 72.2 °F | 94.1 °F | 3.3 in. |
| August | 70.8 °F | 94.5 °F | 2.89 in. |
| September | 63.6 °F | 87.3 °F | 3.92 in. |
| October | 51.8 °F | 76.6 °F | 4.24 in. |
| November | 41.5 °F | 64.7 °F | 3.56 in. |
| December | 33.2 °F | 54.9 °F | 3.36 in. |
| Annual | 51.6 °F | 74.2 °F | 44.96 in. |
| 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 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |