Last updated: March 2, 2024
The weather in Guaratuba, Brazil, during December is characterized by an average temperature of 24°C (76°F). Highs can soar to 31°C (88°F), while lows may dip to 19°C (67°F). Typically, the humidity level in Guaratuba throughout December hovers around 88%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Guaratuba averages 193 mm (7.6 inches) of rainfall, typically over the course of 20 rainy days. The month enjoys an average of 13 hours 42 minutes of daylight, with the sun shining for approximately 10 hours 14 minutes each day. Additionally, there is a 31% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In December, the UV Index in Guaratuba reaches a maximum of 14, 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 | 13 | 14 | 14 | 11 | 8 | 4 | 2 | 1 | 0 |
| 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 | ||||||