December weather forecast
Assis, Brazil

December, the first month of the summer in Assis, is still a warm month, with an average temperature fluctuating between 19.6°C (67.3°F) and 29°C (84.2°F).

Temperature

The start of December sees the average high-temperature at a still warm 29°C (84.2°F), showing little difference from November's 29.4°C (84.9°F). An average low-temperature of 19.6°C (67.3°F) marks the month of December.

Heat index

The heat index value for December is estimated at a fiery hot 35°C (95°F). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. With high air temperature and humidity (high heat index) conditions, sweat production is restricted, leading to an amplified perception of heat. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.

Humidity

The average relative humidity in December in Assis is 81%.

Rainfall

In Assis, in December, it is raining for 26.3 days, with typically 155mm (6.1") of accumulated precipitation. Throughout the year, in Assis, there are 198.9 rainfall days, and 1201mm (47.28") of precipitation is accumulated.

Daylight

The month with the longest days in Assis is December, with an average of 13h and 30min of daylight.
On the first day of December in Assis, Brazil, sunrise is at 05:28 and sunset at 18:53. On the last day of the month, sunrise is at 05:39 and sunset at 19:09 -03.

Sunshine

The average sunshine in December in Assis is 7.7h.

UV index

In Assis, the average daily maximum UV index in December is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 5 in December leads to these recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.