April weather forecast
Santana do Ipanema, Brazil

April, the same as March, in Santana do Ipanema, Brazil, is a hot autumn month, with an average temperature ranging between max 31.9°C (89.4°F) and min 21.7°C (71.1°F).

Temperature

The shift into April records an average high-temperature of a still tropical 31.9°C (89.4°F), subtly varied from March's 33.8°C (92.8°F). In Santana do Ipanema, the April nights cool down to an average low of 21.7°C (71.1°F).

Heat index

For most parts of April, the heat index is evaluated at a blisteringly hot 41°C (105.8°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a composite of temperature and humidity figures to convey how warm it feels. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
The physiological response of the human body to excess warmth is to perspire, thereby cooling itself through sweat evaporation. Increased relative humidity slows down evaporation, thereby decreasing the rate of heat removal from the body, culminating in a sensation of overheating. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.

Humidity

The average relative humidity in April is 73%.

Rainfall

In Santana do Ipanema, during April, the rain falls for 14.3 days and regularly aggregates up to 41mm (1.61") of precipitation. In Santana do Ipanema, Brazil, during the entire year, the rain falls for 130.4 days and collects up to 289mm (11.38") of precipitation.

Daylight

The average length of the day in April is 11h and 53min.
On the first day of April in Santana do Ipanema, Brazil, sunrise is at 05:32 and sunset at 17:32. On the last day of the month, sunrise is at 05:32 and sunset at 17:19 -03.

Sunshine

The average sunshine in April is 7.6h.

UV index

April through September, with an average maximum UV index of 6, are months with the lowest UV index in Santana do Ipanema, Brazil. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 6 during April translates into the following directions:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.