April weather forecast
Colares, Brazil

April, like March, in Colares, Brazil, is a moderately hot autumn month, with temperature in the range of an average high of 28.8°C (83.8°F) and an average low of 24.5°C (76.1°F).

Temperature

The transition from March to April brings an average high-temperature of a still moderately hot 28.8°C (83.8°F), barely different from March's 28.7°C (83.7°F). Colares's nighttime temperature in April experiences a slight dip from daytime highs, falling to an average of 24.5°C (76.1°F).

Heat index

The heat index value for April is calculated to be a sweltering 36°C (96.8°F). Adopt enhanced safety measures, heat exhaustion and heat cramps could occur. Continuous activity may induce heatstroke.
In the scope of the heat index, its values resonate with shade and light wind conditions. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.
The body's natural response to excessive warmth is perspiration, as it allows for cooling through sweat evaporation. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.

Humidity

April is the most humid month in Colares, with an average relative humidity of 87%.

Rainfall

In Colares, during April, the rain falls for 29.8 days and regularly aggregates up to 356mm (14.02") of precipitation. Throughout the year, there are 315.6 rainfall days, and 2313mm (91.06") of precipitation is accumulated.

Daylight

The average length of the day in April is 12h and 5min.
On the first day of the month, sunrise is at 06:13 and sunset at 18:19. On the last day of April, in Colares, sunrise is at 06:07 and sunset at 18:12 -03.

Sunshine

February and April, with an average of 6.8h of sunshine, are months with the least sunshine in Colares.

UV index

February through May, 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 hazard from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 6 in April translates into this advice:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. 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. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.