Indian River Shores, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 66.9 °F (low) to 80.6 °F (high). Annual precipitation averages 56.7 Inches. Indian River Shores is located in USDA Plant Hardiness Zone 10a.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 55.0 °F | 71.3 °F | 2.8 in. |
| February | 57.2 °F | 73.1 °F | 2.63 in. |
| March | 60.7 °F | 75.7 °F | 3.3 in. |
| April | 65.4 °F | 79.4 °F | 2.85 in. |
| May | 70.4 °F | 83.0 °F | 4.16 in. |
| June | 74.1 °F | 86.5 °F | 7.21 in. |
| July | 75.1 °F | 89.3 °F | 5.98 in. |
| August | 75.7 °F | 88.1 °F | 8.04 in. |
| September | 75.3 °F | 86.7 °F | 8.25 in. |
| October | 71.5 °F | 82.9 °F | 5.57 in. |
| November | 63.7 °F | 78.0 °F | 3.27 in. |
| December | 58.5 °F | 73.5 °F | 2.66 in. |
| Annual | 66.9 °F | 80.6 °F | 56.72 in. |
| Average First Frost Date | No Frost |
| Average Last Frost Date | |
| Average Days With Frost | Frost Free |
| Plant Hardiness Zone | Zone 10a : 30°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 10a : 30°F to 25°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |