Brooksville, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 48.7 °F (low) to 72.8 °F (high). Annual precipitation averages 38.5 Inches. Brooksville 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 | 26.8 °F | 50.9 °F | 1.5 in. |
| February | 30.7 °F | 55.5 °F | 1.84 in. |
| March | 39.2 °F | 64.2 °F | 2.85 in. |
| April | 47.6 °F | 73.2 °F | 3.93 in. |
| May | 57.4 °F | 79.8 °F | 5.32 in. |
| June | 66.2 °F | 87.4 °F | 4.62 in. |
| July | 70.3 °F | 93.2 °F | 3.56 in. |
| August | 68.8 °F | 93.3 °F | 3.41 in. |
| September | 60.4 °F | 85.4 °F | 3.9 in. |
| October | 48.9 °F | 75.0 °F | 3.29 in. |
| November | 38.5 °F | 63.2 °F | 2.18 in. |
| December | 30.0 °F | 52.9 °F | 2.13 in. |
| Annual | 48.7 °F | 72.8 °F | 38.53 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 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |