April weather forecastItapiúna, Brazil

Weather in April

April, like March, is a hot autumn month in Itapiúna, Brazil, with temperature in the range of an average low of 21.3°C (70.3°F) and an average high of 30°C (86°F).

Temperature

The advent of April sees the average high-temperature at a still hot 30°C (86°F), subtly shifted from March's 30.6°C (87.1°F). April nights in Itapiúna observe an average temperature dip to an agreeable 21.3°C (70.3°F).

Heat index

The heat index value for April is evaluated at a sweltering 39°C (102.2°F). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
Evaporation of sweat is the main factor behind the cooling effect of perspiration in the human body. Greater relative humidity lessens the rate of evaporation, thus decreasing the body's heat dispersal, which gives rise to a sensation of overheating. When body temperature rises due to excess heat gain beyond its removal capability, one might experience heat-related disorders.

Humidity

The most humid month is April, with an average relative humidity of 84%.

Rainfall

In Itapiúna, during April, the rain falls for 25.5 days and regularly aggregates up to 131mm (5.16") of precipitation. In Itapiúna, during the entire year, the rain falls for 177 days and collects up to 691mm (27.2") of precipitation.

Daylight

In Itapiúna, the average length of the day in April is 12h and 1min.
On the first day of April, sunrise is at 05:37 and sunset at 17:41. On the last day of the month, sunrise is at 05:34 and sunset at 17:31 -03.

Sunshine

In April, the average sunshine in Itapiúna is 6.1h.

UV index

January through July, with an average maximum UV index of 6, are months with the lowest UV index in Itapiúna, Brazil. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 6 in April translates into this advice:
Ward off overexposure. Defence against solar harm is crucial. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.