December weather forecast
Lagoa Seca, Brazil

December, the first month of the summer in Lagoa Seca, is also a hot month, with an average temperature fluctuating between 21.3°C (70.3°F) and 30.7°C (87.3°F).

Temperature

December's onset brings an average high-temperature of a still hot 30.7°C (87.3°F), showing a minute difference from November's 30.5°C (86.9°F). Lagoa Seca records a mean low-temperature of 21.3°C (70.3°F) in December.

Heat index

December's heat index is evaluated at a torrid 37°C (98.6°F). Exercise extra preventive actions, heat cramps and heat exhaustion are plausible. Continuous activity could result in heatstroke.
Heat index's context suggests values are appropriate for shady areas and slight breezes. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', reflects the feeling of heat when considering both air temperature and humidity. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.

Humidity

November and December, with an average relative humidity of 71%, are the least humid months.

Rainfall

In Lagoa Seca, in December, during 15.3 rainfall days, 20mm (0.79") of precipitation is typically accumulated. In Lagoa Seca, during the entire year, the rain falls for 212.6 days and collects up to 486mm (19.13") of precipitation.

Daylight

December has the longest days of the year, with an average of 12h and 30min of daylight.
On the first day of December, sunrise is at 04:57 and sunset at 17:27. On the last day of the month, sunrise is at 05:10 and sunset at 17:42 -03.

Sunshine

In Lagoa Seca, the average sunshine in December is 6.9h.

UV index

January through June, August through December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.
Note: A maximum daily UV index of 6 during December morphs into the following directions:
Shun overexposure. Protection from sun ravages is indispensable. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.