Plant City, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 16.9 °C (low) to 28.5 °C (high). Annual precipitation averages 1413.8 Millimeters. Plant City is located in USDA Plant Hardiness Zone 9b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 9.4 °C | 22.1 °C | 75.69 mm |
| February | 10.9 °C | 23.8 °C | 60.2 mm |
| March | 12.8 °C | 26.1 °C | 72.9 mm |
| April | 15.9 °C | 28.8 °C | 73.66 mm |
| May | 19.2 °C | 31.4 °C | 93.22 mm |
| June | 22.2 °C | 32.7 °C | 229.36 mm |
| July | 23.1 °C | 33.1 °C | 216.66 mm |
| August | 23.2 °C | 33.1 °C | 220.22 mm |
| September | 22.4 °C | 32.3 °C | 185.42 mm |
| October | 18.9 °C | 29.5 °C | 72.14 mm |
| November | 13.9 °C | 25.9 °C | 47.24 mm |
| December | 11.1 °C | 23.3 °C | 67.06 mm |
| Annual | 16.9 °C | 28.5 °C | 1413.77 mm |
| Average First Frost Date | Frost Rare |
| Average Last Frost Date | |
| Average Days With Frost | Frost Rare |
| Plant Hardiness Zone | Zone 9b : -3.9°C to -1.1°C |
| Plant Hardiness Zone - 2012 | Zone 9b : -3.9°C to -1.1°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |