April weather forecast
São José de Piranhas, Brazil

April, like March, is a hot autumn month in São José de Piranhas, Brazil, with an average temperature ranging between max 30.5°C (86.9°F) and min 20.7°C (69.3°F).

Temperature

As São José de Piranhas welcomes April, the average high-temperature is noted at a still hot 30.5°C (86.9°F), closely aligning with the preceding month. São José de Piranhas records a mean low-temperature of 20.7°C (69.3°F) in April.

Heat index

The average heat index in April is evaluated at a very hot 38°C (100.4°F). Adopt extra preventive measures, the occurrence of heat cramps and heat exhaustion is likely. Heatstroke may follow extended activity.
In reference to the heat index, it's for places in shade and with a slight wind. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'feels like' or 'felt air temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. A higher relative humidity affects normal body cooling by reducing the evaporation rate, subsequently lowering the rate at which the body cools and increasing the perception of heat. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

With an average relative humidity of 76%, April is the most humid month in São José de Piranhas.

Rainfall

In São José de Piranhas, during April, the rain falls for 22.9 days and regularly aggregates up to 117mm (4.61") of precipitation. Throughout the year, in São José de Piranhas, there are 159.2 rainfall days, and 757mm (29.8") of precipitation is accumulated.

Daylight

In April, the average length of the day in São José de Piranhas is 11h and 57min.
On the first day of the month, sunrise is at 05:36 and sunset at 17:38. On the last day of April, sunrise is at 05:35 and sunset at 17:26 -03.

Sunshine

In São José de Piranhas, Brazil, the average sunshine in April is 7.6h.

UV index

January, February, April through July, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index of 6 during April leads to these instructions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. 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. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.