Deer Creek, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 46.8 °F (low) to 71 °F (high). Annual precipitation averages 34.9 Inches. Deer Creek is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 23.7 °F | 46.8 °F | 1.11 in. |
| February | 26.9 °F | 51.2 °F | 1.33 in. |
| March | 35.8 °F | 61.0 °F | 2.54 in. |
| April | 44.6 °F | 70.5 °F | 3.51 in. |
| May | 55.9 °F | 79.2 °F | 4.75 in. |
| June | 65.9 °F | 89.2 °F | 4.8 in. |
| July | 70.4 °F | 94.1 °F | 3.88 in. |
| August | 68.6 °F | 92.9 °F | 3.6 in. |
| September | 60.4 °F | 85.5 °F | 2.76 in. |
| October | 47.6 °F | 73.2 °F | 3.39 in. |
| November | 35.8 °F | 60.1 °F | 1.78 in. |
| December | 26.3 °F | 48.3 °F | 1.49 in. |
| Annual | 46.8 °F | 71 °F | 34.94 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |