Last updated: March 2, 2024
The weather in Sao Joao de Pirabas, Brazil, during September is characterized by an average temperature of 27°C (81°F). Highs can soar to 31°C (87°F), while lows may dip to 24°C (76°F). Typically, the humidity level in Sao Joao de Pirabas throughout September hovers around 78%.
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In September, Sao Joao de Pirabas averages 27 mm (1.1 inches) of rainfall, typically over the course of 9 rainy days. The month enjoys an average of 12 hours 5 minutes of daylight, with the sun shining for approximately 11 hours 16 minutes each day. Additionally, there is a 58% probability of sunny days during this period.
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In September, the UV Index in Sao Joao de Pirabas 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 | 12 | 9 | 6 | 3 | 1 | 1 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | High | Moderate | Low | ||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min | ||||