Sugden, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10.6 °C (low) to 24.4 °C (high). Annual precipitation averages 844.8 Millimeters. Sugden 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 | -1.1 °C | 12.5 °C | 38.1 mm |
| February | 0.9 °C | 14.6 °C | 46.48 mm |
| March | 5.5 °C | 19.5 °C | 67.31 mm |
| April | 9.7 °C | 24.2 °C | 77.72 mm |
| May | 15.4 °C | 28.4 °C | 113.03 mm |
| June | 20.1 °C | 32.9 °C | 100.58 mm |
| July | 22.1 °C | 35.9 °C | 59.94 mm |
| August | 21.7 °C | 36 °C | 68.83 mm |
| September | 17.5 °C | 31.5 °C | 83.06 mm |
| October | 10.8 °C | 25.4 °C | 85.6 mm |
| November | 4.7 °C | 18.7 °C | 55.37 mm |
| December | -0.3 °C | 13 °C | 48.77 mm |
| Annual | 10.6 °C | 24.4 °C | 844.79 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 |