Bayview, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 19 °C (low) to 28.5 °C (high). Annual precipitation averages 693.7 Millimeters. Bayview is located in USDA Plant Hardiness Zone 10a.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 10.8 °C | 21.1 °C | 37.59 mm |
| February | 12.9 °C | 23.2 °C | 36.58 mm |
| March | 15.9 °C | 25.7 °C | 34.29 mm |
| April | 19.2 °C | 28.5 °C | 37.34 mm |
| May | 22.6 °C | 31.2 °C | 48.51 mm |
| June | 24.6 °C | 33.4 °C | 63.25 mm |
| July | 25.1 °C | 34 °C | 57.91 mm |
| August | 25.1 °C | 34.7 °C | 40.39 mm |
| September | 23.6 °C | 32.5 °C | 144.53 mm |
| October | 20.7 °C | 29.8 °C | 97.03 mm |
| November | 15.9 °C | 25.6 °C | 53.59 mm |
| December | 11.8 °C | 21.9 °C | 42.67 mm |
| Annual | 19 °C | 28.5 °C | 693.68 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 10a : -1.1°C to 1.7°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |