Last updated: March 2, 2024
The weather in Island Heights, United States, during September is characterized by an average temperature of 22°C (71°F). Highs can soar to 31°C (89°F), while lows may dip to 11°C (53°F). Typically, the humidity level in Island Heights throughout September hovers around 74%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In September, Island Heights averages 101 mm (4.0 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 12 hours 24 minutes of daylight, with the sun shining for approximately 9 hours 17 minutes each day. Additionally, there is a 50% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In September, the UV Index in Island Heights reaches a maximum of 8, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 | 8 | 8 | 7 | 5 | 4 | 2 | 1 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||