December Weather in Concepcion, Argentina

Last updated: August 22, 2025

In December, the average temperature in Concepcion, Argentina hovers around a warm 26°C (80°F). You can expect a minimum of 12°C (54°F) and a sweltering maximum of 40°C (104°F). During this time, precipitation amounts to approximately 99 mm (3.9 in) over 6 days, and the humidity is notably high, averaging around 75%.

December Temperature in Concepcion

In December in Concepcion, the average temperature is 26°C (80°F). Maximums can reach 40°C (104°F), and minimums can be as low as 12°C (54°F). Travelers should be prepared for warm days and cooler nights, so packing versatile clothing is essential.

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

The chart illustrates December temperature patterns in Concepcion, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Concepcion, December typically has an average temperature of 26°C (80°F), with highs reaching up to 40°C (104°F) and lows dropping to around 12°C (54°F).

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

December Precipitation in Concepcion

In Concepcion in December, the precipitation amount is 99 mm (3.9 in) spread over a duration of 6 days.

December Precipitation Trends in Concepcion

The chart displays monthly precipitation patterns in Concepcion, 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 Concepcion, December typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 6 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 Concepcion

In Concepcion in December humidity is 75%. With an average temperature of 26°C (80°F), this humidity feels like a warm, muggy embrace, making travel a bit sticky and uncomfortable but also inviting you to slow down and savor the local culture in shaded cafes and breezy spots by the water.

December Average Humidity in Concepcion

This chart illustrates the average monthly humidity levels in Concepcion, 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 Concepcion is approximately 75%, 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 Concepcion

In Concepcion 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 Concepcion, you can check here.

Maximum UV Index Levels in Concepcion for December

The chart shows the monthly maximum UV Index (UVI) for Concepcion 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 Concepcion typically reaches 14, which falls under the extreme exposure category.

Data source: Concepcion 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 Concepcion Compares to Other Months

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

This table compares monthly weather conditions in Concepcion, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (82°F)	178 mm (7.0 inches)	66%	extreme
February Weather	26°C (80°F)	65 mm (2.5 inches)	61%	extreme
March Weather	24°C (76°F)	131 mm (5.1 inches)	71%	extreme
April Weather	21°C (71°F)	123 mm (4.8 inches)	81%	very high
May Weather	18°C (64°F)	132 mm (5.2 inches)	84%	high
June Weather	16°C (61°F)	68 mm (2.7 inches)	76%	moderate
July Weather	15°C (59°F)	46 mm (1.8 inches)	64%	moderate
August Weather	17°C (63°F)	51 mm (2.0 inches)	46%	high
September Weather	19°C (67°F)	108 mm (4.3 inches)	55%	very high
October Weather	22°C (72°F)	110 mm (4.3 inches)	57%	extreme
November Weather	24°C (76°F)	135 mm (5.3 inches)	59%	extreme
December Weather	26°C (80°F)	99 mm (3.9 inches)	75%	extreme