Last updated: March 2, 2024
The weather in Sao Joao del Rei, Brazil, during September is characterized by an average temperature of 21°C (69°F). Highs can soar to 32°C (89°F), while lows may dip to 11°C (52°F). Typically, the humidity level in Sao Joao del Rei throughout September hovers around 63%.
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In September, Sao Joao del Rei averages 37 mm (1.4 inches) of rainfall, typically over the course of 4 rainy days. The month enjoys an average of 11 hours 58 minutes of daylight, with the sun shining for approximately 10 hours 20 minutes each day. Additionally, there is a 55% probability of sunny days during this period.
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In September, the UV Index in Sao Joao del Rei reaches a maximum of 12, 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 | 4 | 7 | 10 | 12 | 12 | 11 | 8 | 4 | 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 | |||||