May weather forecastPacajus, Brazil

Weather in May

The last month of the autumn, May, is also a hot month in Pacajus, Brazil, with temperature in the range of an average low of 23.4°C (74.1°F) and an average high of 30.5°C (86.9°F).

Temperature

May's weather displays an average high-temperature of a still hot 30.5°C (86.9°F), slightly varied from April's 30.8°C (87.4°F). Pacajus, in the month of May, anticipates a consistent average low-temperature of 23.4°C (74.1°F).

Heat index

The average heat index in May is appraised at a torrid 39°C (102.2°F). Heightened precautions are necessary, heat cramps and heat exhaustion are potential risks. Continuous activity could lead to heatstroke.
For clarity, heat index numbers account for light winds and areas under shade. 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 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are largely significant for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Perspiring is how the human body naturally cools down, as sweat's evaporation takes away excess heat. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

In Pacajus, the average relative humidity in May is 80%.

Rainfall

In Pacajus, in May, it is raining for 20.6 days, with typically 70mm (2.76") of accumulated precipitation. In Pacajus, during the entire year, the rain falls for 183.1 days and collects up to 511mm (20.12") of precipitation.

Daylight

In Pacajus, the average length of the day in May is 11h and 56min.
On the first day of May in Pacajus, Brazil, sunrise is at 05:31 and sunset at 17:29. On the last day of the month, sunrise is at 05:34 and sunset at 17:28 -03.

Sunshine

In Pacajus, the average sunshine in May is 7.5h.

UV index

January through March, May through December, with an average maximum UV index of 7, are months with the highest UV index in Pacajus, Brazil. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: An average maximum UV index of 7 in May leads to these recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.