December weather forecast
Villa Constitución, Argentina

December, the first month of the summer in Villa Constitución, is a hot month, with temperature in the range of an average low of 16.8°C (62.2°F) and an average high of 31.6°C (88.9°F).

Temperature

December's arrival brings a modest temperature shift, moving from a warm 28.4°C (83.1°F) in November to a hot 31.6°C (88.9°F). Villa Constitución sees a major change from daytime highs, with the nighttime temperature dipping to an enjoyable 16.8°C (62.2°F) on average during December.

Heat index

For most parts of December, the heat index is estimated at a sweltering 35°C (95°F). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
The metrics for the heat index are tailored for both shady environments and light winds. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'feels like' or 'real feel', shows a temperature sensation when both heat and moisture conditions are combined. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance 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 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 in Villa Constitución is 55%.

Rainfall

December is the month with the most rainfall in Villa Constitución. Rain falls for 9.5 days and accumulates 72mm (2.83") of precipitation.

Daylight

With an average of 14h and 18min of daylight, December has the longest days of the year.
On the first day of the month, sunrise is at 05:44 and sunset at 19:56. On the last day of December, in Villa Constitución, sunrise is at 05:55 and sunset at 20:13 -03.

Sunshine

The month with the most sunshine in Villa Constitución is December, with an average of 11.1h of sunshine.

UV index

In Villa Constitución, the average daily maximum UV index in December is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 in December converts into the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.