April weather forecast
Urbano Santos, Brazil

April, the same as March, in Urbano Santos, Brazil, is another hot autumn month, with an average temperature ranging between max 30.2°C (86.4°F) and min 22.3°C (72.1°F).

Temperature

April brings an average high-temperature of a still tropical 30.2°C (86.4°F), replicating the temperature from the preceding month. During April, Urbano Santos's temperature averages to an agreeable 22.3°C (72.1°F) at night.

Heat index

The average heat index in April is evaluated at an extremely hot 41°C (105.8°F). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is found by incorporating humidity levels into the air temperature measurement. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are especially crucial for babies and toddlers. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
Evaporation of sweat is the main factor behind the cooling effect of perspiration in the human body. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

The most humid month is April, with an average relative humidity of 90%.

Rainfall

In Urbano Santos, during April, the rain falls for 28.8 days and regularly aggregates up to 224mm (8.82") of precipitation. In Urbano Santos, during the entire year, the rain falls for 245.1 days and collects up to 1260mm (49.61") of precipitation.

Daylight

In Urbano Santos, the average length of the day in April is 12h and 2min.
On the first day of April, sunrise is at 05:54 and sunset at 17:59. On the last day of the month, sunrise is at 05:50 and sunset at 17:50 -03.

Sunshine

The month with the least sunshine in Urbano Santos is April, with an average of 5.9h of sunshine.

UV index

January through June and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In April, the maximum UV index of 6 translates into these guidelines:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.