Last updated: March 2, 2024
The weather in Tanah Merah, Indonesia, during September is characterized by an average temperature of 19°C (67°F). Highs can soar to 27°C (81°F), while lows may dip to 15°C (59°F). Typically, the humidity level in Tanah Merah throughout September hovers around 89%.
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Average temperature
Maximum temperature
Humidity
In September, Tanah Merah averages 457 mm (18.0 inches) of rainfall, typically over the course of 29 rainy days. The month enjoys an average of 12 hours 7 minutes of daylight, with the sun shining for approximately 8 hours 51 minutes each day. Additionally, there is a 9% probability of sunny days during this period.
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Chance of sun
In September, the UV Index in Tanah Merah reaches a maximum of 15, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 | 1 | 3 | 6 | 10 | 14 | 16 | 15 | 12 | 8 | 4 | 2 | 1 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | Moderate | Low | |||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 30 min | 45 min | |||||