May weather forecast
Aracaju, Brazil

May brings Aracaju the year's highest rainfall, with an average of 81mm (3.19") precipitating over a span of 19 days. However, this doesn't mean gloom and damp all throughout the month. The temperatures continue to create a warm climate, with sea temperatures slightly dropping to 27.8°C (82°F). Cloud cover increases to an average percentage of 44, a harbinger of the upcoming rainy season. Nevertheless, the balance of sun and rain provides an interesting variant in Aracaju's weather landscape.

Temperature

May's arrival brings an average high-temperature of a warm 28.8°C (83.8°F), slightly deviating from April's 30.2°C (86.4°F). The nights of May in Aracaju anticipate a slight dip from daytime high temperatures, settling to an average low-temperature of 24.4°C (75.9°F).

Heat index

The heat index in May is computed to be a hot 34°C (93.2°F). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.
Consider that heat index readings are for situations in the shade and light wind. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', offers an insight into how hot it feels when we factor in moisture content. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.

Humidity

In Aracaju, the average relative humidity in May is 78%.

Rainfall

In Aracaju, in May, it is raining for 19 days, with typically 81mm (3.19") of accumulated precipitation. Throughout the year, there are 197.6 rainfall days, and 586mm (23.07") of precipitation is accumulated.

Sea temperature

In May, the average sea temperature is 27.8°C (82°F).
Note: Swimming, diving, and other water activities in temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are highly enjoyable and provide prolonged comfort without unease.

Daylight

The average length of the day in May is 11h and 37min.
On the first day of the month, sunrise is at 05:33 and sunset at 17:16. On the last day of May, in Aracaju, sunrise is at 05:40 and sunset at 17:11 -03.

Sunshine

The average sunshine in May is 7.6h.

UV index

January through May, September through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily maximum UV index of 7 in May interprets into the following advice:
Resist overexposure. Safeguarding from solar damage is indispensable. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Watch out! Reflections from sand and water can surge UV radiation exposure.