Last updated: March 2, 2024
The weather in Rio Claro, Brazil, during December is characterized by an average temperature of 23°C (74°F). Highs can soar to 32°C (90°F), while lows may dip to 16°C (62°F). Typically, the humidity level in Rio Claro throughout December hovers around 75%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Rio Claro averages 225 mm (8.8 inches) of rainfall, typically over the course of 23 rainy days. The month enjoys an average of 13 hours 29 minutes of daylight, with the sun shining for approximately 9 hours 10 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 Rio Claro reaches a maximum of 15, 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 | 2 | 5 | 9 | 13 | 15 | 15 | 14 | 11 | 7 | 4 | 2 | 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 | ||||||