Bayonet Point, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 18.1 °C (low) to 27.1 °C (high). Annual precipitation averages 1426 Millimeters. Bayonet Point is located in USDA Plant Hardiness Zone 10a.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 10.3 °C | 20.8 °C | 76.45 mm |
| February | 11.8 °C | 22.1 °C | 67.06 mm |
| March | 14.2 °C | 24.2 °C | 80.77 mm |
| April | 17.5 °C | 26.7 °C | 69.85 mm |
| May | 20.7 °C | 29.3 °C | 71.37 mm |
| June | 23.5 °C | 31.2 °C | 196.85 mm |
| July | 24.3 °C | 31.8 °C | 229.36 mm |
| August | 24.3 °C | 31.9 °C | 252.73 mm |
| September | 23.2 °C | 31.4 °C | 183.39 mm |
| October | 19.8 °C | 28.6 °C | 66.29 mm |
| November | 14.9 °C | 24.9 °C | 48.26 mm |
| December | 12.1 °C | 22.1 °C | 83.57 mm |
| Annual | 18.1 °C | 27.1 °C | 1425.95 mm |
| Average First Frost Date | Frost Rare |
| Average Last Frost Date | |
| Average Days With Frost | Frost Free |
| 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 | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |