December weather forecast
Engenho de Dentro, Brazil

December, the first month of the summer in Engenho de Dentro, is also a moderately hot month, with temperature in the range of an average low of 23°C (73.4°F) and an average high of 29.1°C (84.4°F).

Temperature

December observes an average high-temperature of a still moderately hot 29.1°C (84.4°F), marking an insignificant difference from November's 26.8°C (80.2°F). In Engenho de Dentro, the average temperature during the nights of December drops to a still moderately hot 23°C (73.4°F).

Heat index

December's average heat index is calculated to be a very hot 35°C (95°F). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.
Note that heat index values are valued for light wind and location in the shade. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is an estimation of the warmth sensation when considering humidity levels. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. 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 particularly important for children. 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.
Perspiring is a crucial mechanism for the human body, allowing it to release excessive warmth through evaporating sweat. When there is abundant moisture in the air, the body's cooling through the evaporation process becomes less effective, leading to the sensation of overheating. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

In December, the average relative humidity in Engenho de Dentro, Brazil, is 81%.

Rainfall

In Engenho de Dentro, Brazil, in December, during 18.1 rainfall days, 67mm (2.64") of precipitation is typically accumulated. In Engenho de Dentro, Brazil, during the entire year, the rain falls for 172 days and collects up to 543mm (21.38") of precipitation.

Daylight

With an average of 13h and 30min of daylight, December has the longest days of the year in Engenho de Dentro, Brazil.
On the first day of December, sunrise is at 04:59 and sunset at 18:25. On the last day of the month, sunrise is at 05:10 and sunset at 18:41 -03.

Sunshine

In December, the average sunshine in Engenho de Dentro is 7.9h.

UV index

January and December, with an average maximum UV index of 7, are months with the highest UV index in Engenho de Dentro. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 7 in December converts into the following recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.