December weather forecast
La Plata, Argentina

December welcomes summer in full swing, with the highest temperature peaking at 27.1°C (80.8°F). Despite the rising temperature, relative humidity decreases to 70%, offering some relief. La Plata in December is bustling with activity, enjoying the peak of daylight hours. The mild evenings and high temperatures ensure an active nightlife and robust outdoor activities. In essence, December is all about embracing the summer heat and celebrating the end of the year.

Temperature

As December arrives, a slight rise in the average high-temperature is observed, moving from 23.7°C (74.7°F) in November to a still warm 27.1°C (80.8°F). In the month of December, the average low-temperature in La Plata usually rests at a moderate 15.5°C (59.9°F).

Heat index

The heat index for December is estimated at 29°C (84.2°F). Continuous exposure and activity could induce a sense of tiredness and subsequently, heat cramps.
Research indicates the heat index considers values in shaded locales and with light winds. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', takes into account both air temperature and humidity to illustrate what people actually feel. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly relevant to babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

The least humid month is December, with an average relative humidity of 70%.

Rainfall

In December, in La Plata, the rain falls for 8 days. Throughout December, 85mm (3.35") of precipitation is accumulated. In La Plata, during the entire year, the rain falls for 89 days and collects up to 1007mm (39.65") of precipitation.

Daylight

The month with the longest days is December, with an average of 14h and 30min of daylight.
On the first day of December in La Plata, sunrise is at 05:31 and sunset at 19:51. On the last day of the month, sunrise is at 05:41 and sunset at 20:08 -03.

Sunshine

In La Plata, the average sunshine in December is 7.7h.