Aline, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8 °C (low) to 22.3 °C (high). Annual precipitation averages 771.9 Millimeters. 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 | -4.7 °C | 9 °C | 23.11 mm |
| February | -3.1 °C | 11.2 °C | 29.72 mm |
| March | 1.9 °C | 16.8 °C | 55.63 mm |
| April | 6.7 °C | 21.7 °C | 73.91 mm |
| May | 12.9 °C | 26.9 °C | 105.16 mm |
| June | 18.7 °C | 32.6 °C | 107.7 mm |
| July | 21.2 °C | 35.5 °C | 79.5 mm |
| August | 20.3 °C | 34.5 °C | 90.93 mm |
| September | 15.8 °C | 30.2 °C | 61.72 mm |
| October | 8.5 °C | 23.2 °C | 72.39 mm |
| November | 1.7 °C | 15.8 °C | 38.35 mm |
| December | -3.6 °C | 9.6 °C | 33.78 mm |
| Annual | 8 °C | 22.3 °C | 771.9 mm |
| 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 : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |