Last updated: March 2, 2024
The weather in Santos Dumont, Brazil, during December is characterized by an average temperature of 22°C (72°F). Highs can soar to 31°C (88°F), while lows may dip to 15°C (60°F). Typically, the humidity level in Santos Dumont throughout December hovers around 68%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Santos Dumont averages 303 mm (11.9 inches) of rainfall, typically over the course of 24 rainy days. The month enjoys an average of 13 hours 24 minutes of daylight, with the sun shining for approximately 8 hours 31 minutes each day. Additionally, there is a 20% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In December, the UV Index in Santos Dumont reaches a maximum of 16, 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 | 5 | 9 | 13 | 15 | 16 | 14 | 11 | 7 | 4 | 1 | 1 | 0 |
| Exposure | Low | Moderate | VeryHigh | Extreme | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 15 min | 10 min | 25 min | 30 min | 45 min | ||||||