Cleveland, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 48.2 °F (low) to 72.3 °F (high). Annual precipitation averages 40.1 Inches. Cleveland 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 | 25.6 °F | 49.6 °F | 1.52 in. |
| February | 29.5 °F | 54.2 °F | 1.68 in. |
| March | 38.4 °F | 63.5 °F | 3.03 in. |
| April | 47.6 °F | 73.2 °F | 4.28 in. |
| May | 57.2 °F | 79.6 °F | 5.58 in. |
| June | 66.3 °F | 88.1 °F | 4.63 in. |
| July | 70.3 °F | 93.2 °F | 3.97 in. |
| August | 68.5 °F | 93.3 °F | 3.81 in. |
| September | 60.0 °F | 85.1 °F | 3.86 in. |
| October | 48.2 °F | 74.8 °F | 3.47 in. |
| November | 37.7 °F | 62.0 °F | 2.39 in. |
| December | 28.8 °F | 51.2 °F | 1.87 in. |
| Annual | 48.2 °F | 72.3 °F | 40.09 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 | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |