Freedom, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 6.9 °C (low) to 22.2 °C (high). Annual precipitation averages 670.5 Millimeters. Freedom is located in USDA Plant Hardiness Zone 6b. 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 | -6.2 °C | 9.2 °C | 19.05 mm |
| February | -4.4 °C | 11.3 °C | 24.38 mm |
| March | 0.8 °C | 16.8 °C | 45.72 mm |
| April | 5.8 °C | 21.9 °C | 62.99 mm |
| May | 12.2 °C | 26.8 °C | 87.12 mm |
| June | 17.9 °C | 32.2 °C | 101.85 mm |
| July | 20.5 °C | 35.1 °C | 77.72 mm |
| August | 19.5 °C | 34.1 °C | 82.55 mm |
| September | 14.7 °C | 30.1 °C | 50.04 mm |
| October | 6.9 °C | 23.3 °C | 59.69 mm |
| November | 0.1 °C | 15.9 °C | 31.24 mm |
| December | -5.2 °C | 9.6 °C | 28.19 mm |
| Annual | 6.9 °C | 22.2 °C | 670.54 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 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |