Davenport, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 47.9 °F (low) to 71.8 °F (high). Annual precipitation averages 38.7 Inches. Davenport 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 | 25.7 °F | 49.4 °F | 1.45 in. |
| February | 28.9 °F | 53.4 °F | 1.73 in. |
| March | 37.7 °F | 62.6 °F | 2.87 in. |
| April | 46.7 °F | 71.9 °F | 3.9 in. |
| May | 56.9 °F | 79.1 °F | 5.3 in. |
| June | 66.2 °F | 87.4 °F | 4.92 in. |
| July | 70.1 °F | 92.9 °F | 3.55 in. |
| August | 68.4 °F | 92.8 °F | 3.31 in. |
| September | 60.1 °F | 85.0 °F | 3.7 in. |
| October | 48.1 °F | 74.0 °F | 3.8 in. |
| November | 37.4 °F | 62.0 °F | 2.28 in. |
| December | 28.3 °F | 50.9 °F | 1.92 in. |
| Annual | 47.9 °F | 71.8 °F | 38.73 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 7a : 0°F to 5°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |