Last updated: March 2, 2024
The weather in Blumenau, Brazil, during December is characterized by an average temperature of 23°C (73°F). Highs can soar to 34°C (93°F), while lows may dip to 15°C (60°F). Typically, the humidity level in Blumenau throughout December hovers around 88%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Blumenau averages 192 mm (7.6 inches) of rainfall, typically over the course of 21 rainy days. The month enjoys an average of 13 hours 47 minutes of daylight, with the sun shining for approximately 9 hours 43 minutes each day. Additionally, there is a 31% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In December, the UV Index in Blumenau 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 | 11 | 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 | ||||||