Last updated: March 2, 2024
The weather in Surabaya, Indonesia, during August is characterized by an average temperature of 27°C (80°F). Highs can soar to 32°C (90°F), while lows may dip to 22°C (72°F). Typically, the humidity level in Surabaya throughout August hovers around 78%.
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Average temperature
Maximum temperature
Humidity
In August, Surabaya averages 77 mm (3.0 inches) of rainfall, typically over the course of 17 rainy days. The month enjoys an average of 11 hours 56 minutes of daylight, with the sun shining for approximately 10 hours 20 minutes each day. Additionally, there is a 27% probability of sunny days during this period.
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Chance of sun
In August, the UV Index in Surabaya reaches a maximum of 13, 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 | 9 | 12 | 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 | |||||