Elk City, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 47.4 °F (low) to 72.3 °F (high). Annual precipitation averages 28.3 Inches. Elk City is located in USDA Plant Hardiness Zone 7b. 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 | 25.8 °F | 50.2 °F | 0.93 in. |
| February | 28.5 °F | 53.8 °F | 1.1 in. |
| March | 36.7 °F | 63.1 °F | 2.07 in. |
| April | 45.2 °F | 71.6 °F | 2.68 in. |
| May | 55.8 °F | 80.2 °F | 4.2 in. |
| June | 65.4 °F | 89.2 °F | 3.56 in. |
| July | 69.6 °F | 94.5 °F | 2.17 in. |
| August | 68.3 °F | 93.7 °F | 3.47 in. |
| September | 60.8 °F | 85.6 °F | 2.73 in. |
| October | 48.1 °F | 73.8 °F | 2.6 in. |
| November | 36.4 °F | 61.3 °F | 1.46 in. |
| December | 27.7 °F | 50.8 °F | 1.29 in. |
| Annual | 47.4 °F | 72.3 °F | 28.26 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 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Exceptional Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |