South Pasadena, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 19.4 °C (low) to 26.2 °C (high). Annual precipitation averages 1402.8 Millimeters. South Pasadena is located in USDA Plant Hardiness Zone 10b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 11.7 °C | 19.9 °C | 87.12 mm |
| February | 13.4 °C | 20.7 °C | 66.29 mm |
| March | 15.7 °C | 22.8 °C | 88.65 mm |
| April | 18.8 °C | 25.7 °C | 67.31 mm |
| May | 22.1 °C | 28.6 °C | 73.15 mm |
| June | 24.4 °C | 30.6 °C | 201.42 mm |
| July | 25.1 °C | 31.2 °C | 203.96 mm |
| August | 25.2 °C | 31.4 °C | 227.58 mm |
| September | 24.3 °C | 30.7 °C | 192.79 mm |
| October | 21.4 °C | 28.1 °C | 74.68 mm |
| November | 16.8 °C | 23.8 °C | 50.04 mm |
| December | 13.7 °C | 21.3 °C | 69.85 mm |
| Annual | 19.4 °C | 26.2 °C | 1402.84 mm |
| Average First Frost Date | No Frost |
| Average Last Frost Date | |
| Average Days With Frost | Frost Free |
| Plant Hardiness Zone | Zone 10b : 1.7°C to 4.4°C |
| Plant Hardiness Zone - 2012 | Zone 10a : -1.1°C to 1.7°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |