Kiowa, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 50.1 °F (low) to 72.9 °F (high). Annual precipitation averages 45.2 Inches. Kiowa 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 | 28.7 °F | 51.3 °F | 2.52 in. |
| February | 32.2 °F | 55.5 °F | 2.5 in. |
| March | 40.5 °F | 64.0 °F | 3.72 in. |
| April | 48.7 °F | 72.5 °F | 4.54 in. |
| May | 58.9 °F | 79.3 °F | 5.94 in. |
| June | 67.6 °F | 87.6 °F | 4.74 in. |
| July | 71.1 °F | 92.9 °F | 3.6 in. |
| August | 69.7 °F | 93.3 °F | 2.91 in. |
| September | 62.2 °F | 86.3 °F | 4.01 in. |
| October | 50.5 °F | 75.0 °F | 4.18 in. |
| November | 40.0 °F | 63.6 °F | 3.33 in. |
| December | 31.3 °F | 53.4 °F | 3.24 in. |
| Annual | 50.1 °F | 72.9 °F | 45.23 in. |
| 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 : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |