Last updated: March 2, 2024
The weather in Fort Myers Shores, United States, during September is characterized by an average temperature of 28°C (82°F). Highs can soar to 34°C (94°F), while lows may dip to 21°C (71°F). Typically, the humidity level in Fort Myers Shores throughout September hovers around 83%.
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Average temperature
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Humidity
In September, Fort Myers Shores averages 186 mm (7.3 inches) of rainfall, typically over the course of 22 rainy days. The month enjoys an average of 12 hours 16 minutes of daylight, with the sun shining for approximately 10 hours 14 minutes each day. Additionally, there is a 33% probability of sunny days during this period.
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In September, the UV Index in Fort Myers Shores reaches a maximum of 11, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 10 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 0 | 1 | 2 | 4 | 7 | 10 | 11 | 11 | 9 | 6 | 3 | 1 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | High | Moderate | Low | ||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min | ||||