Kemp, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 51.9 °F (low) to 74.1 °F (high). Annual precipitation averages 44 Inches. Kemp is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 31.3 °F | 53.0 °F | 2.57 in. |
| February | 34.9 °F | 57.3 °F | 2.79 in. |
| March | 42.6 °F | 65.1 °F | 3.87 in. |
| April | 50.3 °F | 73.1 °F | 3.84 in. |
| May | 60.1 °F | 80.4 °F | 5.42 in. |
| June | 68.6 °F | 88.7 °F | 4.31 in. |
| July | 72.4 °F | 93.8 °F | 2.96 in. |
| August | 71.1 °F | 94.2 °F | 2.76 in. |
| September | 63.8 °F | 87.1 °F | 3.81 in. |
| October | 52.1 °F | 76.6 °F | 4.5 in. |
| November | 42.0 °F | 64.6 °F | 3.56 in. |
| December | 33.7 °F | 55.0 °F | 3.58 in. |
| Annual | 51.9 °F | 74.1 °F | 43.97 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 40-50 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |