January Weather in Chinook, United States

Last updated: June 24, 2025

In Chinook, United States, the average temperature in January hovers around -5°C (23°F). Expect a frigid minimum of -32°C (-26°F) and the occasional thaw with a maximum of 12°C (54°F). During this month, precipitation totals about 13 mm (0.5 in) spread over 4 days, accompanied by a brisk average humidity of 85%.

January Temperature in Chinook

In January in Chinook, the average temperature is -5°C (23°F). Maximums can reach 12°C (54°F) and minimums can drop as low as -32°C (-26°F). Travelers should be prepared for cold weather and significant temperature fluctuations during this time.

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

The chart illustrates January temperature patterns in Chinook, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chinook, January typically has an average temperature of -5°C (23°F), with highs reaching up to 12°C (54°F) and lows dropping to around -32°C (-26°F).

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

January Precipitation in Chinook

In Chinook in January, the precipitation amount is 13 mm (0.5 in) over a span of 4 days.

January Precipitation Trends in Chinook

The chart displays monthly precipitation patterns in Chinook, 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 Chinook, January typically receives around 13 mm (0.5 inches) of precipitation spread over approximately 4 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 Chinook

In Chinook in January, humidity is 85%. With an average temperature of -5°C (23°F), this humidity feels like a biting chill that clings to your skin, making even the briefest outdoor excursions feel daunting and uncomfortable.

January Average Humidity in Chinook

This chart illustrates the average monthly humidity levels in Chinook, 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 Chinook is approximately 85%, 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 Chinook

In Chinook in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Chinook, you can visit Hourly UV Index in Chinook.

Maximum UV Index Levels in Chinook for January

The chart shows the monthly maximum UV Index (UVI) for Chinook 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 Chinook typically reaches 2, which falls under the low exposure category.

Data source: Chinook 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 Chinook Compares to Other Months

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

This table compares monthly weather conditions in Chinook, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (23°F)	13 mm (0.5 inches)	85%	low
February Weather	-9°C (16°F)	31 mm (1.2 inches)	90%	moderate
March Weather	0°C (31°F)	23 mm (0.9 inches)	82%	moderate
April Weather	5°C (41°F)	32 mm (1.3 inches)	73%	high
May Weather	12°C (54°F)	42 mm (1.7 inches)	73%	very high
June Weather	18°C (64°F)	52 mm (2.1 inches)	72%	very high
July Weather	22°C (71°F)	16 mm (0.6 inches)	74%	very high
August Weather	20°C (69°F)	29 mm (1.2 inches)	71%	very high
September Weather	14°C (58°F)	45 mm (1.8 inches)	65%	high
October Weather	6°C (43°F)	29 mm (1.1 inches)	68%	moderate
November Weather	1°C (33°F)	34 mm (1.3 inches)	81%	moderate
December Weather	-4°C (26°F)	22 mm (0.9 inches)	89%	low