December weather forecastBalbinos, Brazil

Weather in December

December, the first month of the summer in Balbinos, is also a moderately hot month, with an average temperature ranging between max 29.1°C (84.4°F) and min 19.6°C (67.3°F).

Temperature

With the arrival of December, Balbinos's average high-temperature registers at a still warm 29.1°C (84.4°F), indicating a subtle variation from the previous month. During the nights in December, Balbinos observes an average low-temperature of 19.6°C (67.3°F).

Heat index

The average heat index in December is computed to be a very hot 35°C (95°F). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.
Keep in mind the heat index values are meant for areas in shade and with light wind. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important 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.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

The average relative humidity in December is 81%.

Rainfall

In Balbinos, Brazil, during December, the rain falls for 28 days and regularly aggregates up to 193mm (7.6") of precipitation. Throughout the year, there are 214.4 rainfall days, and 1285mm (50.59") of precipitation is accumulated.

Daylight

December has the longest days of the year, with an average of 13h and 24min of daylight.
On the first day of December in Balbinos, sunrise is at 05:25 and sunset at 18:47. On the last day of the month, sunrise is at 05:37 and sunset at 19:04 -03.

Sunshine

In December, the average sunshine is 7.5h.

UV index

The months with the lowest UV index are April through July, September, November and December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, a regular UV index of 5 translates into these guidelines:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.