April weather forecast
Rio dos Bois, Brazil

April, like March, is another hot autumn month in Rio dos Bois, Brazil, with an average temperature ranging between min 22.2°C (72°F) and max 30.9°C (87.6°F).

Temperature

Rio dos Bois's shift into April establishes the average high temperature at a still tropical 30.9°C (87.6°F), identical to March's climate. During the month of April, the nighttime temperature falls to an average of 22.2°C (72°F).

Heat index

April's heat index is appraised at a blisteringly hot 42°C (107.6°F). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', gives a temperature feeling by integrating air temperature and humidity. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. Exceeding the body's heat disposal threshold results in a rise in body temperature and potential thermal disorders.

Humidity

In April, the average relative humidity in Rio dos Bois is 83%.

Rainfall

In Rio dos Bois, in April, during 26.8 rainfall days, 149mm (5.87") of precipitation is typically accumulated. Throughout the year, there are 213.3 rainfall days, and 1154mm (45.43") of precipitation is accumulated.

Daylight

The average length of the day in April in Rio dos Bois is 11h and 53min.
On the first day of the month, sunrise is at 06:17 and sunset at 18:18. On the last day of April, in Rio dos Bois, sunrise is at 06:17 and sunset at 18:04 -03.

Sunshine

In Rio dos Bois, the average sunshine in April is 8h.

UV index

The months with the lowest UV index are January through April, October and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 6 during April leads to these instructions:
Prevent overexposure. Protection from the sun's harmful effects is needed. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.