LaBelle, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 17 °C (low) to 29.2 °C (high). Annual precipitation averages 1368.1 Millimeters. LaBelle is located in USDA Plant Hardiness Zone 10a.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 10.2 °C | 23.8 °C | 51.31 mm |
| February | 11.4 °C | 25.3 °C | 51.56 mm |
| March | 12.9 °C | 27.1 °C | 60.96 mm |
| April | 15.7 °C | 29.5 °C | 63.25 mm |
| May | 18.6 °C | 31.7 °C | 114.81 mm |
| June | 21.6 °C | 32.8 °C | 250.7 mm |
| July | 22.5 °C | 33.1 °C | 204.47 mm |
| August | 22.8 °C | 33.3 °C | 234.95 mm |
| September | 22.2 °C | 32.3 °C | 176.78 mm |
| October | 19.3 °C | 30.2 °C | 69.85 mm |
| November | 14.8 °C | 26.9 °C | 43.69 mm |
| December | 12.2 °C | 24.7 °C | 45.72 mm |
| Annual | 17 °C | 29.2 °C | 1368.05 mm |
| Average First Frost Date | Frost Rare |
| Average Last Frost Date | |
| Average Days With Frost | Frost Rare |
| Plant Hardiness Zone | Zone 10a : -1.1°C to 1.7°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 |