May weather forecast
Angra dos Reis, Brazil

As the heart of the year approaches, the temperature of Angra dos Reis sees a further dip. The sea temperature goes down to 24°C (75.2°F), significantly cooler than earlier months. With more bearable temperatures and less rainfall, May turns to be a comfortable month for travelers. The reduction in daylight hours goes unnoticed with plenty of sunshine to enjoy the city’s beauty. Despite the small drop in temperature, the UV index remains relatively steady.

Temperature

May's onset in Angra dos Reis, Brazil, records a minor alteration in the average high-temperature to a still moderately hot 26.2°C (79.2°F) from April's 27.6°C (81.7°F). An average minimum temperature of 18.9°C (66°F) is recorded during the month of May.

Humidity

In Angra dos Reis, the average relative humidity in May is 82%.

Rainfall

In May, the rain falls for 11 days. Throughout May, 109mm (4.29") of precipitation is accumulated. Throughout the year, there are 165 rainfall days, and 1977mm (77.83") of precipitation is accumulated.

Sea temperature

In Angra dos Reis, Brazil, in May, the average water temperature is 24°C (75.2°F).
Note: Consideration of an individual's cold resistance, combined with conditions like sunshine, wind, and temperature, suggests that swimming in 24°C (75.2°F) water can be delightful. (Olympic swimming is usually in 25°C (77°F) to 28°C (82.4°F) water.)

Daylight

In May, the average length of the day is 11h and 1min.
On the first day of May, sunrise is at 06:17 and sunset at 17:31. On the last day of the month, sunrise is at 06:30 and sunset at 17:19 -03.

Sunshine

In Angra dos Reis, the average sunshine in May is 5h.

UV index

The average daily maximum UV index in May in Angra dos Reis is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, the UV index of 6 transforms into the following advice:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Take note! The UV strength of the Sun elevates when reflected off water and sand.