Fort Myers Shores, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 63.9 °F (low) to 84.1 °F (high). Annual precipitation averages 55.7 Inches. Fort Myers Shores is located in USDA Plant Hardiness Zone 10a.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 51.7 °F | 74.3 °F | 1.97 in. |
| February | 54.0 °F | 77.1 °F | 1.92 in. |
| March | 56.8 °F | 80.1 °F | 2.33 in. |
| April | 61.8 °F | 84.2 °F | 2.37 in. |
| May | 66.9 °F | 88.0 °F | 3.94 in. |
| June | 71.9 °F | 90.3 °F | 10.06 in. |
| July | 73.5 °F | 91.0 °F | 9.01 in. |
| August | 74.0 °F | 91.3 °F | 9.52 in. |
| September | 73.1 °F | 89.8 °F | 7.99 in. |
| October | 68.0 °F | 85.9 °F | 2.94 in. |
| November | 60.0 °F | 80.3 °F | 1.87 in. |
| December | 55.1 °F | 76.4 °F | 1.81 in. |
| Annual | 63.9 °F | 84.1 °F | 55.73 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 | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |