December weather forecastIcaraíma, Brazil

Weather in December

December, the first month of the summer in Icaraíma, is also a moderately hot month, with an average temperature fluctuating between 29.9°C (85.8°F) and 20.6°C (69.1°F).

Temperature

December is the warmest month of the year, registering average temperatures as high as 29.9°C (85.8°F) and as low as 20.6°C (69.1°F).

Heat index

December's heat index is estimated at a torrid 37°C (98.6°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Understand that the heat index values take into account shaded locations and mild winds. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', takes into account both air temperature and humidity to illustrate what people actually feel. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
The human body has a built-in cooling mechanism through perspiration; evaporating sweat dissipates the excess heat. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

In December, the average relative humidity is 80%.

Rainfall

In December, in Icaraíma, the rain falls for 20.5 days. Throughout December, 125mm (4.92") of precipitation is accumulated. Throughout the year, in Icaraíma, there are 176.1 rainfall days, and 1057mm (41.61") of precipitation is accumulated.

Daylight

The month with the longest days in Icaraíma is December, with an average of 13h and 30min of daylight.
On the first day of December in Icaraíma, sunrise is at 05:39 and sunset at 19:07. On the last day of the month, sunrise is at 05:51 and sunset at 19:24 -03.

Sunshine

In December, the average sunshine is 8.4h.

UV index

The months with the highest UV index in Icaraíma are January through March, August through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: An average UV index of 6 in December transforms into this advice:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.