Brooksville, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 60.3 °F (low) to 82.1 °F (high). Annual precipitation averages 54.3 Inches. Brooksville is located in USDA Plant Hardiness Zone 9b. The growing season typically runs from the last frost around Jan. 21 - Jan. 31 through the first frost around Jan. 11 - Jan. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 46.1 °F | 70.7 °F | 3.25 in. |
| February | 49.0 °F | 73.5 °F | 2.83 in. |
| March | 52.5 °F | 78.0 °F | 3.27 in. |
| April | 58.4 °F | 82.3 °F | 2.94 in. |
| May | 64.6 °F | 87.4 °F | 3.34 in. |
| June | 70.4 °F | 89.7 °F | 8.41 in. |
| July | 72.1 °F | 90.2 °F | 8.88 in. |
| August | 72.2 °F | 90.2 °F | 8.15 in. |
| September | 70.8 °F | 88.8 °F | 6.28 in. |
| October | 63.9 °F | 83.8 °F | 2.5 in. |
| November | 54.6 °F | 77.5 °F | 1.75 in. |
| December | 49.3 °F | 72.8 °F | 2.74 in. |
| Annual | 60.3 °F | 82.1 °F | 54.34 in. |
| Average First Frost Date | Jan. 11 - Jan. 20 |
| Average Last Frost Date | Jan. 21 - Jan. 31 |
| Average Days With Frost | Frost Rare |
| Plant Hardiness Zone | Zone 9b : 25°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 9a : 20°F to 25°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |