May weather forecastPentecoste, Brazil

Weather in May

The last month of the autumn, May, is another warm month in Pentecoste, Brazil, with an average temperature ranging between min 25.3°C (77.5°F) and max 29.4°C (84.9°F).

Temperature

The shift into May records an average high-temperature of a still moderately hot 29.4°C (84.9°F), subtly varied from April's warm 29.4°C (84.9°F). An average low-temperature of 25.3°C (77.5°F), slightly less than the daytime peak, marks the month of May in Pentecoste.

Heat index

May's heat index is estimated at a sweltering 36°C (96.8°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', measures the perceived warmth when incorporating the humidity present in the air. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
In the face of high temperatures, the human body's reflex is to perspire, leveraging sweat evaporation for cooling. When relative humidity increases, the body's capacity to evaporate heat decreases, leading to a heightened sense of warmth. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.

Humidity

The months with the highest humidity are March through May, with an average relative humidity of 80%.

Rainfall

In Pentecoste, during May, the rain falls for 26.2 days and regularly aggregates up to 125mm (4.92") of precipitation. In Pentecoste, during the entire year, the rain falls for 214.6 days and collects up to 868mm (34.17") of precipitation.

Daylight

The average length of the day in May is 11h and 57min.
On the first day of May, sunrise is at 05:34 and sunset at 17:33. On the last day of the month, sunrise is at 05:37 and sunset at 17:32 -03.

Sunshine

In May, the average sunshine in Pentecoste is 7.9h.

UV index

January, February, April through December, with an average maximum UV index of 7, are months with the highest UV index in Pentecoste. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: In May, the maximum UV index of 7 suggests this advice:
Ward off overexposure. Defence against solar harm is crucial. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.