December Weather in Colon, Argentina

Last updated: August 22, 2025

In December, the average temperature in Colon, Argentina hovers around 23°C (73°F), making it a pleasant time to visit. However, temperatures can swing between a cool 8°C (47°F) and a scorching 38°C (100°F). Travelers should also be prepared for some rain, as 100 mm (3.9 in) of precipitation may fall over about 9 days. With an average humidity of 48%, you'll enjoy a comfortable, if occasionally warm, climate.

December Temperature in Colon

In December in Colon, the average temperature is 23°C (73°F). Maximum temperatures can reach as high as 38°C (100°F), while the minimum can drop to as low as 8°C (47°F). This makes Colon a suitable destination for travelers seeking a mix of warm days and cooler nights.

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

The chart illustrates December temperature patterns in Colon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Colon, December typically has an average temperature of 23°C (73°F), with highs reaching up to 38°C (100°F) and lows dropping to around 8°C (47°F).

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

December Precipitation in Colon

In Colon in December, the precipitation amount is 100 mm (3.9 in) spread over 9 days.

December Precipitation Trends in Colon

The chart displays monthly precipitation patterns in Colon, 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 Colon, December typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 9 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 Colon

In Colon in December humidity is 48%. With an average temperature of 23°C (73°F), this humidity feels like a pleasant embrace, making it comfortable for traveling while allowing you to enjoy outdoor activities without feeling overly sticky or weighed down.

December Average Humidity in Colon

This chart illustrates the average monthly humidity levels in Colon, 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 Colon is approximately 48%, 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 Colon

In Colon 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 Colon, you can check here.

Maximum UV Index Levels in Colon for December

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

Data source: Colon 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 Colon Compares to Other Months

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

This table compares monthly weather conditions in Colon, 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)	107 mm (4.2 inches)	46%	extreme
February Weather	22°C (72°F)	77 mm (3.0 inches)	54%	extreme
March Weather	20°C (69°F)	93 mm (3.7 inches)	64%	extreme
April Weather	18°C (64°F)	116 mm (4.6 inches)	76%	very high
May Weather	14°C (57°F)	89 mm (3.5 inches)	81%	moderate
June Weather	11°C (52°F)	27 mm (1.1 inches)	76%	moderate
July Weather	10°C (50°F)	27 mm (1.1 inches)	65%	moderate
August Weather	12°C (53°F)	35 mm (1.4 inches)	59%	high
September Weather	14°C (58°F)	67 mm (2.6 inches)	66%	very high
October Weather	17°C (63°F)	100 mm (3.9 inches)	57%	extreme
November Weather	21°C (69°F)	94 mm (3.7 inches)	54%	extreme
December Weather	23°C (73°F)	100 mm (3.9 inches)	48%	extreme