December weather forecastChiapeta, Brazil

Weather in December

December, the first month of the summer in Chiapeta, is a hot month, with an average temperature ranging between min 19.3°C (66.7°F) and max 30.1°C (86.2°F).

Temperature

On the advent of December, Chiapeta's average high-temperature exhibits a minor adjustment to a hot 30.1°C (86.2°F) from November's 28.6°C (83.5°F). In Chiapeta, the expected average low-temperature for December is an enjoyable 19.3°C (66.7°F).

Heat index

The heat index value for December is computed to be a fiery hot 36°C (96.8°F). Exercise more precautions, heat cramps and heat exhaustion are potential risks. Continuous activity could precipitate heatstroke.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. With high air temperature and humidity (high heat index) conditions, sweat production is restricted, leading to an amplified perception of heat. Overheating and potential dehydration arise when body heat gain eclipses its release capability.

Humidity

The months with the lowest humidity are November and December, with an average relative humidity of 74%.

Rainfall

In December, the rain falls for 16.5 days. Throughout December, 102mm (4.02") of precipitation is accumulated. Throughout the year, there are 165.6 rainfall days, and 1213mm (47.76") of precipitation is accumulated.

Daylight

The month with the longest days is December, with an average of 13h and 54min of daylight.
On the first day of December, sunrise is at 05:31 and sunset at 19:18. On the last day of the month, sunrise is at 05:42 and sunset at 19:35 -03.

Sunshine

In December, the average sunshine is 8.6h.

UV index

January through March, October through December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index, 6 in December, converts into the following recommendations:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.