January Weather in La Union, Colombia

Last updated: August 23, 2025

In January, the average temperature in La Union, Colombia hovers around 18°C (65°F). Expect a range where the minimum dips to 9°C (49°F) and the maximum rises to 27°C (81°F). Rain is a recurring theme, with 119 mm (4.7 in) of precipitation spread over 17 days, contributing to an average humidity of 78%.

January Temperature in La Union

In January in La Union, the average temperature is 18°C (65°F). The maximum can reach 27°C (81°F), while the minimum can drop as low as 9°C (49°F). This pleasant climate makes La Union an ideal destination for outdoor activities and sightseeing.

January Weather in La Union: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in La Union, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Union, January typically has an average temperature of 18°C (65°F), with highs reaching up to 27°C (81°F) and lows dropping to around 9°C (49°F).

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

January Precipitation in La Union

In La Union in January, the precipitation amount is 119 mm (4.7 in) spread across 17 days.

January Precipitation Trends in La Union

The chart displays monthly precipitation patterns in La Union, 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 La Union, January typically receives around 119 mm (4.7 inches) of precipitation spread over approximately 17 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 La Union

In La Union in January, humidity is 78%. With an average temperature of 18°C (65°F), this humidity feels like a warm, enveloping blanket, making travel quite muggy and potentially uncomfortable, as it can leave you feeling sticky and fatigued more quickly than usual.

January Average Humidity in La Union

This chart illustrates the average monthly humidity levels in La Union, 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 La Union is approximately 78%, 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 La Union

In La Union 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 La Union, you can check here.

Maximum UV Index Levels in La Union for January

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

Data source: La Union 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 La Union Compares to Other Months

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

This table compares monthly weather conditions in La Union, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	18°C (65°F)	119 mm (4.7 inches)	78%	extreme
February Weather	18°C (66°F)	188 mm (7.4 inches)	77%	extreme
March Weather	18°C (65°F)	323 mm (12.7 inches)	80%	extreme
April Weather	19°C (66°F)	304 mm (12.0 inches)	83%	extreme
May Weather	19°C (66°F)	333 mm (13.1 inches)	87%	extreme
June Weather	19°C (66°F)	141 mm (5.6 inches)	87%	extreme
July Weather	19°C (67°F)	69 mm (2.7 inches)	85%	extreme
August Weather	20°C (67°F)	124 mm (4.9 inches)	80%	extreme
September Weather	19°C (67°F)	184 mm (7.2 inches)	80%	extreme
October Weather	18°C (65°F)	317 mm (12.5 inches)	85%	extreme
November Weather	18°C (65°F)	388 mm (15.3 inches)	87%	extreme
December Weather	18°C (65°F)	163 mm (6.4 inches)	83%	extreme