December weather forecastLaguna Brava, Argentina

Weather in December

December, the first month of the summer in Laguna Brava, is still a tropical month, with temperature in the range of an average high of 32.8°C (91°F) and an average low of 20.7°C (69.3°F).

Temperature

With the onset of December, the average high-temperature stands at a still hot 32.8°C (91°F), closely aligned with November's 30.7°C (87.3°F). In Laguna Brava, the nighttime temperature registers a significant drop from daytime peaks to an average of 20.7°C (69.3°F) in December.

Heat index

The average heat index in December is estimated at a blistering 41°C (105.8°F). Adopt extra preventive measures, the occurrence of heat cramps and heat exhaustion is likely. Heatstroke may follow extended activity.
Be aware that heat index ratings are designed for shaded locations and minor breezes. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', reflects the feeling of heat when considering both air temperature and humidity. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
When faced with excessive heat, the human body begins to perspire, utilizing the cooling benefits of sweat evaporation. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.

Humidity

The average relative humidity in December is 65%.

Rainfall

In December, the rain falls for 11.5 days. Throughout December, 75mm (2.95") of precipitation is accumulated. Throughout the year, there are 122.9 rainfall days, and 741mm (29.17") of precipitation is accumulated.

Daylight

The month with the longest days is December, with an average of 13h and 48min of daylight.
On the first day of the month, sunrise is at 05:51 and sunset at 19:36. On the last day of December, sunrise is at 06:02 and sunset at 19:53 -03.

Sunshine

With an average of 10.3h of sunshine, December has the most sunshine of the year.

UV index

The months with the highest UV index in Laguna Brava are January, February and December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: In December, the maximum UV index of 7 transforms into these recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.