Dry Creek, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.1 °C (low) to 21.4 °C (high). Annual precipitation averages 1254.8 Millimeters. Dry Creek is located in USDA Plant Hardiness Zone 7b. 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 | -2.7 °C | 9.2 °C | 69.09 mm |
| February | -0.8 °C | 11.4 °C | 64.52 mm |
| March | 3.8 °C | 16.3 °C | 109.47 mm |
| April | 8.2 °C | 21.3 °C | 123.7 mm |
| May | 13.6 °C | 25.2 °C | 154.18 mm |
| June | 18.6 °C | 29.8 °C | 130.3 mm |
| July | 20.8 °C | 32.8 °C | 100.84 mm |
| August | 20.1 °C | 32.8 °C | 96.52 mm |
| September | 15.9 °C | 28.9 °C | 116.33 mm |
| October | 9.5 °C | 22.4 °C | 114.05 mm |
| November | 3.8 °C | 16.3 °C | 97.79 mm |
| December | -1.1 °C | 10.2 °C | 77.98 mm |
| Annual | 9.1 °C | 21.4 °C | 1254.77 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 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |