January Weather in Columbia, United States

Last updated: June 24, 2025

In Columbia, United States, the average temperature in January is a brisk 4°C (39°F). Expect chilly lows plunging to -16°C (4°F) and highs reaching up to 21°C (70°F). Throughout the month, precipitation amounts to 100 mm (3.9 in) across approximately 11 days, contributing to an average humidity of 87%. Be prepared for a mix of cool weather and refreshing moisture!

January Temperature in Columbia

In January in Columbia, the average temperature is 4°C (39°F). The maximum can reach 21°C (70°F), while the minimum can drop to as low as -16°C (4°F). Be prepared for a wide range of temperatures when traveling to Columbia during this time.

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

The chart illustrates January temperature patterns in Columbia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Columbia, January typically has an average temperature of 4°C (39°F), with highs reaching up to 21°C (70°F) and lows dropping to around -16°C (4°F).

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

January Precipitation in Columbia

In Columbia in January, the precipitation amount is 100 mm (3.9 in) over the course of 11 days.

January Precipitation Trends in Columbia

The chart displays monthly precipitation patterns in Columbia, 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 Columbia, January typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 11 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Columbia

In Columbia in January, humidity is 87%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and gritty, as the air hangs heavy and clings to your skin.

January Average Humidity in Columbia

This chart illustrates the average monthly humidity levels in Columbia, 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 Columbia is approximately 87%, 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 Columbia

In Columbia in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Columbia, you can check the information here.

Maximum UV Index Levels in Columbia for January

The chart shows the monthly maximum UV Index (UVI) for Columbia 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 Columbia typically reaches 3, which falls under the moderate exposure category.

Data source: Columbia 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 Columbia Compares to Other Months

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

This table compares monthly weather conditions in Columbia, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	100 mm (3.9 inches)	87%	moderate
February Weather	6°C (44°F)	189 mm (7.4 inches)	86%	high
March Weather	10°C (51°F)	148 mm (5.8 inches)	86%	high
April Weather	14°C (58°F)	145 mm (5.7 inches)	82%	very high
May Weather	20°C (69°F)	128 mm (5.0 inches)	82%	very high
June Weather	24°C (75°F)	162 mm (6.4 inches)	83%	extreme
July Weather	26°C (79°F)	111 mm (4.4 inches)	80%	extreme
August Weather	25°C (77°F)	114 mm (4.5 inches)	74%	very high
September Weather	23°C (73°F)	121 mm (4.8 inches)	71%	very high
October Weather	17°C (63°F)	125 mm (4.9 inches)	78%	high
November Weather	9°C (48°F)	84 mm (3.3 inches)	88%	moderate
December Weather	7°C (44°F)	146 mm (5.7 inches)	88%	moderate