December weather forecastGuiratinga, Brazil

Weather in December

December, the first month of the summer in Guiratinga, is still a warm month, with an average temperature ranging between min 20.8°C (69.4°F) and max 28.9°C (84°F).

Temperature

Guiratinga records a slight change with December's average high-temperatures adjusting to a still moderately hot 28.9°C (84°F) from November's 29.8°C (85.6°F). An average minimum temperature of 20.8°C (69.4°F) is recorded in Guiratinga during the month of December.

Heat index

For most parts of December, the heat index is evaluated at a very hot 35°C (95°F). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
Be advised, the heat index considers values for conditions in shade and with a light breeze. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'feels like' or 'real feel', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
To combat high temperatures, the human body perspires and relies on sweat evaporation for cooling. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

In Guiratinga, the average relative humidity in December is 82%.

Rainfall

In Guiratinga, in December, it is raining for 27.5 days, with typically 175mm (6.89") of accumulated precipitation. In Guiratinga, Brazil, during the entire year, the rain falls for 201.9 days and collects up to 1202mm (47.32") of precipitation.

Daylight

The month with the longest days in Guiratinga is December, with an average of 13h and 6min of daylight.
On the first day of the month, sunrise is at 04:53 and sunset at 17:55. On the last day of December, in Guiratinga, sunrise is at 05:05 and sunset at 18:10 -04.

Sunshine

In Guiratinga, Brazil, the average sunshine in December is 8h.

UV index

The months with the lowest UV index in Guiratinga are January through July, October through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 6 in December translates into this advice:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.