December Weather in Serrano, Argentina

Last updated: August 22, 2025

In Serrano, Argentina, the average temperature in December is a pleasant 23°C (74°F). Expect variations, with minimums dipping to 9°C (49°F) and maximums soaring to 39°C (102°F). This month also brings about 98 mm (3.9 in) of precipitation over approximately 10 days, accompanied by an average humidity level of 40%. Enjoy the diverse weather while planning your activities!

December Temperature in Serrano

In December in Serrano, the average temperature is 23°C (74°F). Maximum temperatures can reach as high as 39°C (102°F), while the minimum can drop to as low as 9°C (49°F). It's advisable for travelers to prepare for both warm days and cool nights during this time.

December Weather in Serrano: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Serrano, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Serrano, December typically has an average temperature of 23°C (74°F), with highs reaching up to 39°C (102°F) and lows dropping to around 9°C (49°F).

Data source: Temperature data for Serrano generated using information from the Copernicus Climate Change Service.

December Precipitation in Serrano

In Serrano in December, the total precipitation amount is 98 mm (3.9 in) recorded over a span of 10 days.

December Precipitation Trends in Serrano

The chart displays monthly precipitation patterns in Serrano, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Serrano, December typically receives around 98 mm (3.9 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Serrano

In Serrano in December humidity is 40%. With average temperature 23°C (74°F), this humidity feels like a pleasant embrace, making it comfortable for traveling as you enjoy the sights without feeling overly sticky or uncomfortable.

December Average Humidity in Serrano

This chart illustrates the average monthly humidity levels in Serrano, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Serrano is approximately 40%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Serrano

In Serrano in December, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Serrano, you can check here.

Maximum UV Index Levels in Serrano for December

The chart shows the monthly maximum UV Index (UVI) for Serrano in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Serrano typically reaches 14, which falls under the extreme exposure category.

Data source: Serrano December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How December Weather in Serrano Compares to Other Months

Weather in Serrano varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Serrano, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Serrano, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (75°F)	83 mm (3.3 inches)	40%	extreme
February Weather	23°C (73°F)	71 mm (2.8 inches)	47%	extreme
March Weather	20°C (69°F)	97 mm (3.8 inches)	59%	extreme
April Weather	18°C (64°F)	103 mm (4.1 inches)	68%	high
May Weather	13°C (56°F)	48 mm (1.9 inches)	71%	moderate
June Weather	10°C (50°F)	20 mm (0.8 inches)	65%	moderate
July Weather	9°C (49°F)	10 mm (0.4 inches)	57%	moderate
August Weather	12°C (53°F)	11 mm (0.4 inches)	53%	high
September Weather	14°C (58°F)	56 mm (2.2 inches)	54%	very high
October Weather	17°C (63°F)	57 mm (2.2 inches)	49%	extreme
November Weather	21°C (70°F)	80 mm (3.1 inches)	49%	extreme
December Weather	23°C (74°F)	98 mm (3.9 inches)	40%	extreme