Fort Myers, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 65.7 °F (low) to 83.8 °F (high). Annual precipitation averages 59 Inches. Fort Myers is located in USDA Plant Hardiness Zone 10b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 53.7 °F | 74.1 °F | 2.23 in. |
| February | 56.1 °F | 76.7 °F | 2.1 in. |
| March | 59.1 °F | 79.5 °F | 2.22 in. |
| April | 64.2 °F | 83.8 °F | 2.71 in. |
| May | 69.0 °F | 87.7 °F | 3.84 in. |
| June | 73.5 °F | 90.1 °F | 10.49 in. |
| July | 74.9 °F | 90.8 °F | 9.61 in. |
| August | 75.2 °F | 91.1 °F | 10.14 in. |
| September | 74.3 °F | 89.7 °F | 8.81 in. |
| October | 69.6 °F | 85.8 °F | 3.0 in. |
| November | 61.8 °F | 80.3 °F | 1.86 in. |
| December | 57.0 °F | 76.3 °F | 1.95 in. |
| Annual | 65.7 °F | 83.8 °F | 58.96 in. |
| Average First Frost Date | No Frost |
| Average Last Frost Date | |
| Average Days With Frost | Frost Free |
| Plant Hardiness Zone | Zone 10b : 35°F to 30°F |
| Plant Hardiness Zone - 2012 | Zone 10a : 30°F to 25°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |