December weather forecast
Lucianópolis, Brazil

December, the first month of the summer in Lucianópolis, is also a moderately hot month, with an average temperature varying between 29.1°C (84.4°F) and 19.6°C (67.3°F).

Temperature

The advent of December reveals an average high-temperature of a still moderately hot 29.1°C (84.4°F), showing minimal difference from the prior month. Throughout December, Lucianópolis anticipates an average low-temperature of 19.6°C (67.3°F).

Heat index

During December, the heat index is calculated to be a torrid 35°C (95°F). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.
Heat index specifics point out values are for conditions of shade and a slight 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 'felt air temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. Augmented relative humidity impedes typical body cooling mechanisms by lowering the evaporation rate, resulting in decreased body cooling and an amplified perception of heat. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.

Humidity

In December, the average relative humidity is 81%.

Rainfall

In December, the rain falls for 28 days. Throughout December, 193mm (7.6") of precipitation is accumulated. In Lucianópolis, during the entire year, the rain falls for 214.4 days and collects up to 1285mm (50.59") of precipitation.

Daylight

The month with the longest days is December, with an average of 13h and 30min of daylight.
On the first day of the month, sunrise is at 05:25 and sunset at 18:49. On the last day of December, sunrise is at 05:36 and sunset at 19:05 -03.

Sunshine

In December, the average sunshine is 7.5h.

UV index

The months with the lowest UV index are April through July, September, November and December, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 5 in December translates into these instructions:
Take necessary precautions - Protection from skin and eye injury is mandatory. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.