Hooker, Oklahoma has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 41.6 °F (low) to 71 °F (high). Annual precipitation averages 18.4 Inches. Hooker is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 20.1 °F | 48.4 °F | 0.44 in. |
| February | 22.4 °F | 51.8 °F | 0.41 in. |
| March | 30.3 °F | 61.3 °F | 1.19 in. |
| April | 38.9 °F | 69.9 °F | 1.48 in. |
| May | 50.0 °F | 79.7 °F | 2.26 in. |
| June | 60.8 °F | 89.7 °F | 2.69 in. |
| July | 65.4 °F | 94.3 °F | 2.9 in. |
| August | 63.7 °F | 92.1 °F | 2.52 in. |
| September | 55.4 °F | 85.2 °F | 1.29 in. |
| October | 42.0 °F | 72.2 °F | 1.81 in. |
| November | 29.6 °F | 59.5 °F | 0.62 in. |
| December | 21.0 °F | 48.2 °F | 0.82 in. |
| Annual | 41.6 °F | 71 °F | 18.43 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |