May weather forecast
Muaná, Brazil

The last month of the autumn, May, is a hot month in Muaná, Brazil, with an average temperature ranging between max 30.8°C (87.4°F) and min 23.3°C (73.9°F).

Temperature

Muaná's shift from April to May is accompanied by an average high-temperature of a tropical 30.8°C (87.4°F), a slight deviation from 29.9°C (85.8°F). Muaná records an average low of 23.3°C (73.9°F) throughout the nights in May.

Heat index

The heat index value during May is evaluated at a blisteringly hot 43°C (109.4°F). Mind: Heat cramps along with heat exhaustion are anticipated. Heatstroke can develop with continued physical activity.
Data suggests that the heat index is set for environments in shade and with a light wind. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', gauges the sensation of temperature factoring in the air's moisture content. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. Overheating and potential dehydration arise when body heat gain eclipses its release capability.

Humidity

The average relative humidity in May is 88%.

Rainfall

In Muaná, in May, it is raining for 28.9 days, with typically 203mm (7.99") of accumulated precipitation. In Muaná, during the entire year, the rain falls for 296.8 days and collects up to 1567mm (61.69") of precipitation.

Daylight

In May, the average length of the day in Muaná is 12h and 3min.
On the first day of the month, sunrise is at 06:12 and sunset at 18:15. On the last day of May, sunrise is at 06:13 and sunset at 18:15 -03.

Sunshine

In Muaná, Brazil, the average sunshine in May is 7.8h.

UV index

January through March, May through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In May, the maximum UV index of 7 suggests this advice:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.