December weather forecastFarias Brito, Brazil

Weather in December

December, the first month of the summer in Farias Brito, is still a hot month, with an average temperature fluctuating between 31.4°C (88.5°F) and 20.9°C (69.6°F).

Temperature

The high-temperature average in December for Farias Brito is a still hot 31.4°C (88.5°F), staying closely aligned with November's conditions. In Farias Brito, the average low-temperature during the month of December is a pleasant 20.9°C (69.6°F).

Heat index

December's heat index is appraised at a very hot 36°C (96.8°F). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
One should consider that heat index numbers are for shaded settings and light wind. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is an aggregate value of air's warmth and moisture to show the human-felt temperature. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. 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 particularly relevant to children. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
The physiological way the human body responds to excessive heat is by inducing perspiration, using sweat evaporation as a cooling mechanism. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.

Humidity

In Farias Brito, the average relative humidity in December is 60%.

Rainfall

In December, the rain falls for 17 days. Throughout December, 78mm (3.07") of precipitation is accumulated. In Farias Brito, during the entire year, the rain falls for 172.3 days and collects up to 764mm (30.08") of precipitation.

Daylight

December has the longest days of the year, with an average of 12h and 30min of daylight.
On the first day of December, sunrise is at 05:12 and sunset at 17:42. On the last day of the month, sunrise is at 05:25 and sunset at 17:57 -03.

Sunshine

In Farias Brito, Brazil, the average sunshine in December is 8.1h.

UV index

The months with the lowest UV index are January through August and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.
Note: An average UV index of 6 in December transforms into this advice:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.