Last updated: March 2, 2024
The weather in Viana, Brazil, during April is characterized by an average temperature of 24°C (76°F). Highs can soar to 33°C (91°F), while lows may dip to 19°C (66°F). Typically, the humidity level in Viana throughout April hovers around 85%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In April, Viana averages 120 mm (4.7 inches) of rainfall, typically over the course of 15 rainy days. The month enjoys an average of 11 hours 35 minutes of daylight, with the sun shining for approximately 10 hours 15 minutes each day. Additionally, there is a 50% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In April, the UV Index in Viana reaches a maximum of 11, 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 | 1 | 3 | 6 | 9 | 11 | 11 | 9 | 7 | 4 | 2 | 1 | 0 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | High | Moderate | Low | ||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min | ||||