Last updated: March 2, 2024
The weather in Wilmington Island, United States, during September is characterized by an average temperature of 26°C (79°F). Highs can soar to 32°C (90°F), while lows may dip to 20°C (68°F). Typically, the humidity level in Wilmington Island throughout September hovers around 83%.
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Average temperature
Maximum temperature
Humidity
In September, Wilmington Island averages 131 mm (5.2 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 12 hours 19 minutes of daylight, with the sun shining for approximately 9 hours 57 minutes each day. Additionally, there is a 49% probability of sunny days during this period.
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Chance of sun
In September, the UV Index in Wilmington Island reaches a maximum of 10, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 15 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 | 1 | 1 | 2 | 4 | 6 | 9 | 10 | 9 | 8 | 5 | 3 | 1 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | Moderate | Low | |||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 30 min | 45 min | |||||||