December weather forecastBiquinha, Brazil

Weather in December

December, the first month of the summer in Biquinha, is still a warm month, with an average temperature varying between 28.9°C (84°F) and 19.2°C (66.6°F).

Temperature

December's presence records an average high-temperature of a still moderately hot 28.9°C (84°F), closely mirroring November's climate. In Biquinha, an average low-temperature of 19.2°C (66.6°F) is recorded during December nights.

Heat index

December's mean heat index is appraised at a fiery hot 36°C (96.8°F). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
Heat index data is primarily for areas with shade and subjected to light winds. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', integrates the air's temperature and its humidity to showcase the felt temperature by people. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.
The physiological way the human body responds to excessive heat is by inducing perspiration, using sweat evaporation as a cooling mechanism. An upsurge in relative humidity affects normal body cooling mechanisms by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

In Biquinha, the average relative humidity in December is 86%.

Rainfall

In Biquinha, in December, it is raining for 27.3 days, with typically 146mm (5.75") of accumulated precipitation. Throughout the year, in Biquinha, there are 218.6 rainfall days, and 969mm (38.15") of precipitation is accumulated.

Daylight

The month with the longest days is December, with an average of 13h and 30min of daylight.
On the first day of the month, sunrise is at 05:02 and sunset at 18:25. On the last day of December, in Biquinha, sunrise is at 05:13 and sunset at 18:42 -03.

Sunshine

In Biquinha, Brazil, the average sunshine in December is 7.1h.

UV index

January through March, October and December, with an average maximum UV index of 6, are months with the highest UV index in Biquinha. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, a daily maximum UV index of 6 leads to the following instructions:
Guard oneself from overexposure. Defence against sun injury is vital. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.