May weather forecastPrainha, Brazil

Weather in May

The last month of the autumn, May, is another tropical month in Prainha, Brazil, with an average temperature fluctuating between 30.3°C (86.5°F) and 23°C (73.4°F).

Temperature

Prainha records an average high-temperature of a still tropical 30.3°C (86.5°F) as May arrives, nearly mirroring the previous month's climate. Prainha in May experiences a low-temperature average of 23°C (73.4°F).

Heat index

May's average heat index is calculated to be a blistering 41°C (105.8°F). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', measures the perceived warmth when incorporating the humidity present in the air. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. Under high air temperature coupled with high humidity (high heat index), the body's perspiration is reduced, intensifying the sensation of heat. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.

Humidity

In May, the average relative humidity in Prainha is 86%.

Rainfall

In Prainha, during May, the rain falls for 26.9 days and regularly aggregates up to 162mm (6.38") of precipitation. In Prainha, Brazil, during the entire year, the rain falls for 238.8 days and collects up to 1168mm (45.98") of precipitation.

Daylight

In Prainha, the average length of the day in May is 12h and 2min.
On the first day of May in Prainha, sunrise is at 06:29 and sunset at 18:32. On the last day of the month, sunrise is at 06:30 and sunset at 18:32 -03.

Sunshine

The average sunshine in May is 7.3h.

UV index

The months with the lowest UV index in Prainha are January through May, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 6 during May leads to these advisories:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.