Last updated: March 2, 2024
The weather in Serang, Indonesia, during September is characterized by an average temperature of 28°C (82°F). Highs can soar to 32°C (90°F), while lows may dip to 24°C (76°F). Typically, the humidity level in Serang throughout September hovers around 77%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In September, Serang averages 82 mm (3.2 inches) of rainfall, typically over the course of 16 rainy days. The month enjoys an average of 12 hours 3 minutes of daylight, with the sun shining for approximately 10 hours 13 minutes each day. Additionally, there is a 30% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In September, the UV Index in Serang reaches a maximum of 13, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, 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 | 7 | 10 | 13 | 13 | 11 | 8 | 5 | 2 | 1 | 0 | 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 | |||||