December weather forecast
Jataúba, Brazil

December, the first month of the summer in Jataúba, is also a hot month, with an average temperature varying between 30.3°C (86.5°F) and 20.9°C (69.6°F).

Temperature

The initiation of December sees a high-temperature average of a still tropical 30.3°C (86.5°F), identical to the preceding month. December's nights in Jataúba, Brazil, observe an average temperature of 20.9°C (69.6°F).

Heat index

For most parts of December, the heat index is evaluated at a very hot 36°C (96.8°F). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', gauges the sensation of temperature factoring in the air's moisture content. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
One of the main methods the human body employs to cool down is by perspiring, as this process allows sweat to evaporate and remove excess heat. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. When body temperature rises due to an imbalance in heat gain, there's a potential for dehydration and overheating.

Humidity

November and December, with an average relative humidity of 69%, are the least humid months.

Rainfall

In Jataúba, Brazil, in December, it is raining for 12.5 days, with typically 14mm (0.55") of accumulated precipitation. In Jataúba, during the entire year, the rain falls for 172.4 days and collects up to 367mm (14.45") 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 in Jataúba, Brazil, sunrise is at 04:58 and sunset at 17:31. On the last day of the month, sunrise is at 05:11 and sunset at 17:46 -03.

Sunshine

The average sunshine in December is 7.6h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 6. January through December, with an average maximum UV index of 6, are months with the lowest UV index in Jataúba. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index, 6 in December, converts into the following recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Enhance your sun protection with tightly woven, yet airy clothing.