Last updated: March 2, 2024
The weather in Foz do Iguacu, Brazil, during September is characterized by an average temperature of 23°C (74°F). Highs can soar to 37°C (99°F), while lows may dip to 11°C (52°F). Typically, the humidity level in Foz do Iguacu throughout September hovers around 52%.
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Humidity
In September, Foz do Iguacu averages 78 mm (3.1 inches) of rainfall, typically over the course of 6 rainy days. The month enjoys an average of 11 hours 56 minutes of daylight, with the sun shining for approximately 9 hours 15 minutes each day. Additionally, there is a 59% probability of sunny days during this period.
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In September, the UV Index in Foz do Iguacu reaches a maximum of 10, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 15 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 | 2 | 4 | 6 | 9 | 10 | 10 | 8 | 6 | 3 | 1 | 1 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||