Addington, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 50.7 °F (low) to 75.4 °F (high). Annual precipitation averages 33.5 Inches. Addington is located in USDA Plant Hardiness Zone 8a. 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 | 29.4 °F | 54.0 °F | 1.47 in. |
| February | 32.9 °F | 57.8 °F | 1.76 in. |
| March | 41.3 °F | 66.7 °F | 2.68 in. |
| April | 49.0 °F | 74.9 °F | 3.1 in. |
| May | 59.5 °F | 82.7 °F | 4.46 in. |
| June | 68.1 °F | 90.8 °F | 4.02 in. |
| July | 71.7 °F | 96.1 °F | 2.37 in. |
| August | 70.9 °F | 96.2 °F | 2.75 in. |
| September | 63.3 °F | 88.1 °F | 3.35 in. |
| October | 51.2 °F | 77.1 °F | 3.38 in. |
| November | 40.1 °F | 65.1 °F | 2.2 in. |
| December | 31.0 °F | 54.9 °F | 1.95 in. |
| Annual | 50.7 °F | 75.4 °F | 33.49 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 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |