Brent, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.9 °C (low) to 22.5 °C (high). Annual precipitation averages 1192 Millimeters. Brent 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 | -2.1 °C | 10.2 °C | 71.37 mm |
| February | -0.1 °C | 12.7 °C | 66.29 mm |
| March | 4.4 °C | 17.4 °C | 100.08 mm |
| April | 9.2 °C | 22.4 °C | 116.08 mm |
| May | 14.7 °C | 26.2 °C | 146.3 mm |
| June | 19.7 °C | 31.1 °C | 114.3 mm |
| July | 21.8 °C | 33.8 °C | 93.73 mm |
| August | 21 °C | 33.7 °C | 89.15 mm |
| September | 16.8 °C | 29.9 °C | 110.74 mm |
| October | 9.9 °C | 23.7 °C | 104.9 mm |
| November | 4.1 °C | 17.3 °C | 95 mm |
| December | -0.6 °C | 11.3 °C | 84.07 mm |
| Annual | 9.9 °C | 22.5 °C | 1192.01 mm |
| 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 : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |