Rosario de la Frontera
Argentina
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Rosario de la Frontera, Argentina

December, the first month of the summer, in Rosario de la Frontera, is still a warm month, with average temperature fluctuating between 17.4°C (63.3°F) and 28.3°C (82.9°F).

Temperature

The warmest month is December, with an average high-temperature of 28.3°C (82.9°F) and an average low-temperature of 17.4°C (63.3°F).

Heat index

In December, the average heat index is evaluated at a tropical 31.1°C (88°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'apparent temperature', 'feels like', or 'felt air temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional factors like activity, differences in body mass, height, and shape, metabolic differences, and clothing affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

The average relative humidity in December is 69%.

Rainfall

In December, in Rosario de la Frontera, the rain falls for 21.7 days. Throughout December, 156mm (6.14") of precipitation is accumulated. In Rosario de la Frontera, during the entire year, the rain falls for 180.2 days and collects up to 901mm (35.47") of precipitation.

Snowfall

In Rosario de la Frontera snow does not fall in January through June, August through December.

Daylight

With an average of 13.7h of daylight, December has the longest days of the year.

Sunshine

In Rosario de la Frontera, the average sunshine is 8.5h.

UV index

January, October and December, with an average maximum UV index of 6, are months with the highest UV index in Rosario de la Frontera. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to the UV radiation for ordinary individuals.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the warmest month in Rosario de la Frontera?

The warmest month in Rosario de la Frontera, Argentina, is December, with an average high-temperature of 28.3°C (82.9°F) and an average low-temperature of 17.4°C (63.3°F).

What is the temperature in December in Rosario de la Frontera?

In December, in Rosario de la Frontera, the average high-temperature is 28.3°C (82.9°F), and the average low-temperature is 17.4°C (63.3°F). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), that combines both air temperature and relative humidity, in December is evaluated at 31.1°C (88°F).

What is the average humidity in December in Rosario de la Frontera?

In December, the average relative humidity in Rosario de la Frontera, Argentina, is 69%.

How much does it rain in Rosario de la Frontera in December?

In Rosario de la Frontera, in December, it is raining for 21.7 days, with typically 156mm (6.14") of accumulated precipitation.

When it does not snow in Rosario de la Frontera?

In Rosario de la Frontera snow does not fall in January through June, August through December.

When are the longest days in Rosario de la Frontera?

With an average of 13.7h of daylight, December has the longest days of the year.

How many hours of daylight does Rosario de la Frontera have in December?

In December, the average length of the day in Rosario de la Frontera, Argentina, is 13.7h.

How many hours of sunshine does Rosario de la Frontera have in December?

In December, the average sunshine is 8.5h.

What is the month with the highest UV index in Rosario de la Frontera?

January, October and December, with an average maximum UV index of 6, are months with the highest UV index in Rosario de la Frontera.

What is the UV index intensity in December in Rosario de la Frontera?

The average daily maximum UV index in December is 6. A UV Index value of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV rays.
Average temperature in December - Rosario de la Frontera, Argentina
  • Average high temperature in December: 28.3°C

The warmest month (with the highest average high temperature) is December (28.3°C).
The month with the lowest average high temperature is July (17.5°C).

  • Average low temperature in December: 17.4°C

The month with the highest average low temperature is January (17.5°C).
The coldest month (with the lowest average low temperature) is July (7°C).

Average humidity in December - Rosario de la Frontera, Argentina
  • Average humidity in December: 69%

The month with the highest relative humidity is April (83%).
The month with the lowest relative humidity is August (54%).

Average rainfall in December - Rosario de la Frontera, Argentina
  • Average rainfall in December: 156mm

The wettest month (with the highest rainfall) is January (199mm).
The driest month (with the lowest rainfall) is August (4mm).

Average rainfall days in December - Rosario de la Frontera, Argentina
  • Average rainfall days in December: 21.7 days

The month with the highest number of rainy days is January (23.6 days).
The month with the lowest number of rainy days is August (3.3 days).

Average snowfall in December - Rosario de la Frontera, Argentina
  • Average snowfall in December: 0mm

The month with the highest snowfall is July (8mm).
Months with the lowest snowfall are January, February, March, April, May, June, August, September, October, November and December (0mm).

Average snowfall days in December - Rosario de la Frontera, Argentina
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is July (0.5 days).
Months with the lowest number of snowfall days are January, February, March, April, May, June, October, November and December (0 days).

Average daylight in December / Average sunshine in December - Rosario de la Frontera, Argentina
  • Average daylight in December: 13.7h

The month with the longest days is December (Average daylight: 13.7h).
The month with shortest days is June (Average daylight: 10.5h).

  • Average sunshine in December: 8.5h

The month with most sunshine is August (Average sunshine: 9.6h).
The month with least sunshine is April (Average sunshine: 6.9h).

Average UV index in December - Rosario de la Frontera, Argentina
  • Average UV index in December: 6

Months with the highest UV index are January, October and December (UV index 6).
Months with the lowest UV index are April, May, June and July (UV index 4).