Indian River Shores, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 19.4 °C (low) to 27 °C (high). Annual precipitation averages 1440.7 Millimeters. Indian River Shores is located in USDA Plant Hardiness Zone 10a.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 12.8 °C | 21.8 °C | 71.12 mm |
| February | 14 °C | 22.8 °C | 66.8 mm |
| March | 15.9 °C | 24.3 °C | 83.82 mm |
| April | 18.6 °C | 26.3 °C | 72.39 mm |
| May | 21.3 °C | 28.3 °C | 105.66 mm |
| June | 23.4 °C | 30.3 °C | 183.13 mm |
| July | 23.9 °C | 31.8 °C | 151.89 mm |
| August | 24.3 °C | 31.2 °C | 204.22 mm |
| September | 24.1 °C | 30.4 °C | 209.55 mm |
| October | 21.9 °C | 28.3 °C | 141.48 mm |
| November | 17.6 °C | 25.6 °C | 83.06 mm |
| December | 14.7 °C | 23.1 °C | 67.56 mm |
| Annual | 19.4 °C | 27 °C | 1440.68 mm |
| Average First Frost Date | No Frost |
| 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 |