Dougherty, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10.6 °C (low) to 23.1 °C (high). Annual precipitation averages 996.7 Millimeters. Dougherty 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 | -1.3 °C | 11.2 °C | 48.26 mm |
| February | 0.6 °C | 13.7 °C | 53.59 mm |
| March | 5.3 °C | 18.2 °C | 78.49 mm |
| April | 9.8 °C | 22.8 °C | 90.42 mm |
| May | 15.4 °C | 26.6 °C | 138.43 mm |
| June | 20.4 °C | 31.2 °C | 114.81 mm |
| July | 22.4 °C | 34.1 °C | 75.95 mm |
| August | 21.9 °C | 34.3 °C | 70.1 mm |
| September | 17.7 °C | 30.2 °C | 101.35 mm |
| October | 10.9 °C | 24.2 °C | 99.31 mm |
| November | 4.8 °C | 17.8 °C | 62.48 mm |
| December | -0.3 °C | 12.3 °C | 63.5 mm |
| Annual | 10.6 °C | 23.1 °C | 996.69 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 |