May weather forecast
Riachão do Dantas, Brazil

The last month of the autumn, May, is also a moderately hot month in Riachão do Dantas, Brazil, with an average temperature ranging between max 29.4°C (84.9°F) and min 21°C (69.8°F).

Temperature

Transitioning from April to May, Riachão do Dantas observes an average high-temperature of a moderately hot 29.4°C (84.9°F), differing subtly from the previous month. Riachão do Dantas, in May, experiences an average temperature of 21°C (69.8°F) at night.

Heat index

The heat index in May is evaluated at a sweltering 37°C (98.6°F). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
Bear in mind that the heat index values are determined for shaded areas and light breezes. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

In Riachão do Dantas, the average relative humidity in May is 83%.

Rainfall

In Riachão do Dantas, in May, during 20.1 rainfall days, 57mm (2.24") of precipitation is typically accumulated. In Riachão do Dantas, during the entire year, the rain falls for 214 days and collects up to 444mm (17.48") of precipitation.

Daylight

In May, the average length of the day in Riachão do Dantas is 11h and 37min.
On the first day of the month, sunrise is at 05:36 and sunset at 17:19. On the last day of May, sunrise is at 05:43 and sunset at 17:14 -03.

Sunshine

May has the least sunshine of the year in Riachão do Dantas, with an average of 5.9h of sunshine.

UV index

April through October, with an average maximum UV index of 6, are months with the lowest UV index in Riachão do Dantas. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: An average UV index of 6 in May transforms into this advice:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.