April weather forecastDesterro, Brazil

Weather in April

April, the same as March, in Desterro, Brazil, is another tropical autumn month, with temperature in the range of an average low of 21.2°C (70.2°F) and an average high of 31.8°C (89.2°F).

Temperature

The arrival of April sees a recorded average high-temperature of a still hot 31.8°C (89.2°F), showing little divergence from the previous month's conditions. Throughout April, Desterro's nights cool down to an average of 21.2°C (70.2°F).

Heat index

During April, the heat index is estimated at a blisteringly hot 41°C (105.8°F). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.

Humidity

The average relative humidity in April is 72%.

Rainfall

In April, the rain falls for 19.9 days. Throughout April, 74mm (2.91") of precipitation is accumulated. In Desterro, Brazil, during the entire year, the rain falls for 126.4 days and collects up to 401mm (15.79") of precipitation.

Daylight

In Desterro, the average length of the day in April is 11h and 56min.
On the first day of April, sunrise is at 05:31 and sunset at 17:32. On the last day of the month, sunrise is at 05:29 and sunset at 17:21 -03.

Sunshine

March through May, with an average of 8.9h of sunshine, are months with the least sunshine.

UV index

April through July, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In April, the maximum UV index of 6 suggests this advice:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.