December weather forecast
Tupiratins, Brazil

The first month of the summer, December, is also a hot month in Tupiratins, Brazil, with an average temperature varying between 22.2°C (72°F) and 31.6°C (88.9°F).

Temperature

As Tupiratins transitions into December, the average high-temperature stands at a still hot 31.6°C (88.9°F), offering little variation from the preceding month. December in Tupiratins generally records an average low-temperature of 22.2°C (72°F).

Heat index

The heat index value during December is calculated to be an extremely hot 43°C (109.4°F). Be wary: Heat exhaustion and heat cramps are highly anticipated. With continued activity, heatstroke is very likely.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a metric representing the sensation of warmth when air temperature and moisture come together. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
Humans rely on perspiration as a cooling mechanism, wherein the evaporating sweat counteracts excessive warmth. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.

Humidity

In Tupiratins, Brazil, the average relative humidity in December is 79%.

Rainfall

In December, in Tupiratins, the rain falls for 26.8 days. Throughout December, 143mm (5.63") of precipitation is accumulated. In Tupiratins, Brazil, during the entire year, the rain falls for 213.3 days and collects up to 1154mm (45.43") of precipitation.

Daylight

December has the longest days of the year, with an average of 12h and 36min of daylight.
On the first day of December, sunrise is at 05:44 and sunset at 18:19. On the last day of the month, sunrise is at 05:57 and sunset at 18:33 -03.

Sunshine

In December, the average sunshine in Tupiratins is 8.8h.

UV index

January through April, October and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, the average maximum UV index of 6 translates into the following recommendations:
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. A hat with a broad brim is indispensable, filtering out up to half of UV rays.