Aline, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 46.5 °F (low) to 72.1 °F (high). Annual precipitation averages 30.4 Inches. Aline 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 | 23.5 °F | 48.2 °F | 0.91 in. |
| February | 26.5 °F | 52.1 °F | 1.17 in. |
| March | 35.5 °F | 62.3 °F | 2.19 in. |
| April | 44.0 °F | 71.1 °F | 2.91 in. |
| May | 55.3 °F | 80.5 °F | 4.14 in. |
| June | 65.7 °F | 90.7 °F | 4.24 in. |
| July | 70.2 °F | 95.9 °F | 3.13 in. |
| August | 68.5 °F | 94.1 °F | 3.58 in. |
| September | 60.4 °F | 86.4 °F | 2.43 in. |
| October | 47.3 °F | 73.8 °F | 2.85 in. |
| November | 35.1 °F | 60.5 °F | 1.51 in. |
| December | 25.6 °F | 49.2 °F | 1.33 in. |
| Annual | 46.5 °F | 72.1 °F | 30.39 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |