May weather forecast
São Bento do Norte, Brazil

The last month of the autumn, May, is also a hot month in São Bento do Norte, Brazil, with an average temperature ranging between max 30.5°C (86.9°F) and min 23.9°C (75°F).

Temperature

São Bento do Norte in May witnesses an average high-temperature of a still tropical 30.5°C (86.9°F), indicating a slight variation from April's 31.3°C (88.3°F). Throughout May, São Bento do Norte records an average temperature of 23.9°C (75°F) at night.

Heat index

In May, the heat index is appraised at a sweltering 39°C (102.2°F). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a composite of temperature and humidity figures to convey how warm it feels. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. 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 are quite important for children. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
Evaporating sweat, thanks to perspiration, acts as a natural air conditioner for the human body. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. 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

May through July, with an average relative humidity of 79%, are the most humid months.

Rainfall

In São Bento do Norte, in May, it is raining for 16.8 days, with typically 40mm (1.57") of accumulated precipitation. In São Bento do Norte, during the entire year, the rain falls for 184.7 days and collects up to 414mm (16.3") of precipitation.

Daylight

In São Bento do Norte, Brazil, the average length of the day in May is 11h and 53min.
On the first day of May, sunrise is at 05:23 and sunset at 17:19. On the last day of the month, sunrise is at 05:26 and sunset at 17:17 -03.

Sunshine

The average sunshine in May is 7.3h.

UV index

The months with the highest UV index are January through June, August through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: In May, the maximum UV index of 7 suggests this advice:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.