Southgate, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 64.3 °F (low) to 82.9 °F (high). Annual precipitation averages 53.6 Inches. Southgate is located in USDA Plant Hardiness Zone 10a.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 51.8 °F | 72.1 °F | 2.59 in. |
| February | 54.2 °F | 74.2 °F | 2.15 in. |
| March | 57.5 °F | 77.6 °F | 3.18 in. |
| April | 62.3 °F | 82.3 °F | 2.79 in. |
| May | 67.8 °F | 87.2 °F | 3.07 in. |
| June | 73.0 °F | 89.9 °F | 7.96 in. |
| July | 74.4 °F | 90.9 °F | 7.38 in. |
| August | 74.8 °F | 91.3 °F | 9.52 in. |
| September | 73.5 °F | 89.8 °F | 7.76 in. |
| October | 67.9 °F | 85.7 °F | 2.98 in. |
| November | 59.7 °F | 79.1 °F | 1.71 in. |
| December | 55.1 °F | 74.4 °F | 2.47 in. |
| Annual | 64.3 °F | 82.9 °F | 53.56 in. |
| Average First Frost Date | No Frost |
| Average Last Frost Date | |
| Average Days With Frost | Frost Free |
| Plant Hardiness Zone | Zone 10a : 30°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 9b : 25°F to 20°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |