Last updated: March 2, 2024
The weather in Rio do Sul, Brazil, during December is characterized by an average temperature of 22°C (72°F). Highs can soar to 33°C (91°F), while lows may dip to 14°C (57°F). Typically, the humidity level in Rio do Sul throughout December hovers around 88%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Rio do Sul averages 174 mm (6.8 inches) of rainfall, typically over the course of 20 rainy days. The month enjoys an average of 13 hours 48 minutes of daylight, with the sun shining for approximately 9 hours 32 minutes each day. Additionally, there is a 34% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In December, the UV Index in Rio do Sul reaches a maximum of 15, 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 | 2 | 4 | 7 | 11 | 14 | 15 | 14 | 12 | 8 | 5 | 2 | 1 | 1 |
| Exposure | Low | Moderate | High | Extreme | VeryHigh | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 10 min | 15 min | 30 min | 45 min | ||||||