December weather forecast
Orobó, Brazil

The first month of the summer, December, is also a hot month in Orobó, Brazil, with temperature in the range of an average low of 21.5°C (70.7°F) and an average high of 30.8°C (87.4°F).

Temperature

Orobó ushers in December with an average high-temperature of a still tropical 30.8°C (87.4°F), showing a close resemblance to the previous month. The average temperature during December nights is registered at an agreeable 21.5°C (70.7°F).

Heat index

For most parts of December, the heat index is estimated at a very hot 37°C (98.6°F). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'feels like' or 'felt air temperature', comes about by integrating the temperature readings with the humidity levels. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
In response to overheating, the human body perspires to cool down, mainly through the evaporation of sweat. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

With an average relative humidity of 71%, December is the least humid month in Orobó.

Rainfall

In Orobó, in December, it is raining for 13.8 days, with typically 15mm (0.59") of accumulated precipitation. Throughout the year, in Orobó, there are 203.9 rainfall days, and 339mm (13.35") of precipitation is accumulated.

Daylight

The month with the longest days in Orobó is December, with an average of 12h and 36min of daylight.
On the first day of December in Orobó, sunrise is at 04:55 and sunset at 17:27. On the last day of the month, sunrise is at 05:08 and sunset at 17:42 -03.

Sunshine

In December, the average sunshine is 7.1h.

UV index

February, March and December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the maximum UV index of 7 translates into these guidelines:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. 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. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.