January Weather in Cartagena, Chile

Last updated: August 22, 2025

In January, the average temperature in Cartagena, Chile is a comfortable 17°C (62°F), with the minimum dipping to 10°C (50°F) and the maximum rising to 26°C (80°F). You'll find the weather quite dry, with only 6 mm (0.2 in) of precipitation over 0 days, and the average humidity sits at a pleasant 41%.

January Temperature in Cartagena

In January in Cartagena, the average temperature is 17°C (62°F). Maximum temperatures can reach 26°C (80°F), while minimums can drop as low as 10°C (50°F). This mild climate makes it an ideal destination for travelers seeking comfortable weather for outdoor activities.

January Weather in Cartagena: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Cartagena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cartagena, January typically has an average temperature of 17°C (62°F), with highs reaching up to 26°C (80°F) and lows dropping to around 10°C (50°F).

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

January Precipitation in Cartagena

In Cartagena in January, the total precipitation amount is 6 mm (0.2 in), spread over a duration of 0 days.

January Precipitation Trends in Cartagena

The chart displays monthly precipitation patterns in Cartagena, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Cartagena, January typically receives around 6 mm (0.2 inches) of precipitation spread over approximately 0 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Cartagena

In Cartagena in January humidity is 41%. With an average temperature of 17°C (62°F), this humidity feels like a fresh, invigorating breeze that makes exploring the area comfortable and enjoyable for travelers.

January Average Humidity in Cartagena

This chart illustrates the average monthly humidity levels in Cartagena, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Cartagena is approximately 41%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Cartagena

In Cartagena in January, 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 Cartagena, you can check here.

Maximum UV Index Levels in Cartagena for January

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

Data source: Cartagena January 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 January Weather in Cartagena Compares to Other Months

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

This table compares monthly weather conditions in Cartagena, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	17°C (62°F)	6 mm (0.2 inches)	41%	extreme
February Weather	17°C (62°F)	3 mm (0.1 inches)	41%	extreme
March Weather	16°C (60°F)	3 mm (0.1 inches)	46%	extreme
April Weather	14°C (57°F)	9 mm (0.4 inches)	52%	very high
May Weather	12°C (54°F)	43 mm (1.7 inches)	64%	moderate
June Weather	11°C (51°F)	107 mm (4.2 inches)	71%	moderate
July Weather	10°C (50°F)	47 mm (1.9 inches)	75%	moderate
August Weather	10°C (51°F)	38 mm (1.5 inches)	73%	high
September Weather	11°C (53°F)	16 mm (0.6 inches)	56%	very high
October Weather	13°C (55°F)	14 mm (0.6 inches)	61%	extreme
November Weather	15°C (59°F)	3 mm (0.1 inches)	52%	extreme
December Weather	16°C (61°F)	1 mm (0.0 inches)	39%	extreme