December weather forecastIgaci, Brazil

Weather in December

The first month of the summer, December, is still a hot month in Igaci, Brazil, with an average temperature fluctuating between 31.5°C (88.7°F) and 20.5°C (68.9°F).

Temperature

In December, Igaci experiences a minor shift in meteorological conditions with average high-temperatures marked at a still hot 31.5°C (88.7°F), closely mirroring the climate in November. Igaci records a mean low-temperature of 20.5°C (68.9°F) in December.

Heat index

For most parts of December, the heat index is estimated at a very hot 39°C (102.2°F). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', quantifies the warmth felt when relative humidity is considered. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

With an average relative humidity of 71%, December is the least humid month in Igaci.

Rainfall

In December, in Igaci, the rain falls for 11.7 days. Throughout December, 25mm (0.98") of precipitation is accumulated. Throughout the year, in Igaci, there are 206.4 rainfall days, and 395mm (15.55") of precipitation is accumulated.

Daylight

December has the longest days of the year in Igaci, with an average of 12h and 42min of daylight.
On the first day of December in Igaci, sunrise is at 04:56 and sunset at 17:35. On the last day of the month, sunrise is at 05:09 and sunset at 17:49 -03.

Sunshine

In December, the average sunshine in Igaci is 8.2h.

UV index

The average daily maximum UV index in December is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 6 in December interprets into the following recommendations:
Prevent overexposure. Protection from the sun's harmful effects is needed. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.