May weather forecast
Jaú do Tocantins, Brazil

The last month of the autumn, May, is another hot month in Jaú do Tocantins, Brazil, with temperature in the range of an average low of 20.8°C (69.4°F) and an average high of 30.1°C (86.2°F).

Temperature

Jaú do Tocantins's temperature records reveal May as the coldest month, marked by average highs of 30.1°C (86.2°F) and lows of 20.8°C (69.4°F).

Heat index

The heat index value for May is computed to be a sweltering 37°C (98.6°F). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
The evaporation of sweat is a natural cooling mechanism of the human body, facilitated by perspiration. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. When body temperature rises due to an imbalance in heat gain, there's a potential for dehydration and overheating.

Humidity

In Jaú do Tocantins, the average relative humidity in May is 76%.

Rainfall

In Jaú do Tocantins, in May, it is raining for 10.8 days, with typically 22mm (0.87") of accumulated precipitation. Throughout the year, there are 185.7 rainfall days, and 950mm (37.4") of precipitation is accumulated.

Daylight

In May, the average length of the day in Jaú do Tocantins is 11h and 32min.
On the first day of the month, sunrise is at 06:21 and sunset at 18:00. On the last day of May, sunrise is at 06:29 and sunset at 17:55 -03.

Sunshine

May has the least sunshine of the year, with an average of 7.2h of sunshine.

UV index

The months with the lowest UV index are February through June, November and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily high UV index of 6 in May translates into this advice:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.