December weather forecast
San Luis del Palmar, Argentina

December, the first month of the summer in San Luis del Palmar, is still a tropical month, with an average temperature ranging between max 32.8°C (91°F) and min 20.7°C (69.3°F).

Temperature

As San Luis del Palmar welcomes December, the average high-temperature records at a still tropical 32.8°C (91°F), marking an insignificant deviation from the prior month. In December, San Luis del Palmar experiences a significant drop from daily zeniths to an average nighttime temperature of 20.7°C (69.3°F).

Heat index

In December, the heat index is computed to be a blisteringly hot 41°C (105.8°F). Exercise enhanced safety steps, heat cramps and heat exhaustion are probable. Heatstroke could be a result of sustained activity.
Understand that the heat index values take into account shaded locations and mild winds. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is found by incorporating humidity levels into the air temperature measurement. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.

Humidity

In December, the average relative humidity is 65%.

Rainfall

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

Daylight

December has the longest days of the year, with an average of 13h and 48min of daylight.
On the first day of the month, sunrise is at 05:50 and sunset at 19:36. On the last day of December, in San Luis del Palmar, sunrise is at 06:02 and sunset at 19:52 -03.

Sunshine

December has the most sunshine of the year in San Luis del Palmar, with an average of 10.3h of sunshine.

UV index

The months with the highest UV index in San Luis del Palmar are January, February and December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: During December, 7 as the daily maximum UV index converts into the following advice:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.