December weather forecastAngico, Brazil

Weather in December

The first month of the summer, December, is still a hot month in Angico, Brazil, with temperature in the range of an average low of 22.6°C (72.7°F) and an average high of 31.9°C (89.4°F).

Temperature

With the onset of December, the average high-temperature stands at a still tropical 31.9°C (89.4°F), closely aligned with November's 33.5°C (92.3°F). December nights in Angico cool down to an average low-temperature of 22.6°C (72.7°F).

Heat index

The heat index value for December is calculated to be a blistering 43°C (109.4°F). Stay on guard: Heat exhaustion and heat cramps are predicted. Ongoing effort can cause heatstroke.
Realize that the values for the heat index are set for shaded places and light winds. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.
To achieve cooling, the human body employs perspiration, relying on the subsequent evaporation of sweat. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.

Humidity

In December, the average relative humidity in Angico is 77%.

Rainfall

In Angico, during December, the rain falls for 24.1 days and regularly aggregates up to 100mm (3.94") of precipitation. In Angico, during the entire year, the rain falls for 208.8 days and collects up to 1007mm (39.65") of precipitation.

Daylight

The month with the longest days in Angico is December, with an average of 12h and 30min of daylight.
On the first day of December, sunrise is at 05:46 and sunset at 18:14. On the last day of the month, sunrise is at 06:00 and sunset at 18:29 -03.

Sunshine

In December, the average sunshine is 9.3h.

UV index

The months with the highest UV index are March, May, July through October and December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 7 during December leads to these advisories:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. 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. A hat with a broad brim is indispensable, filtering out up to half of UV rays.