January Weather in Cook, United States

Last updated: June 24, 2025

In January, the average temperature in Cook, United States hovers around -13°C (9°F). Temperatures can dip as low as -36°C (-33°F), while the mercury may rise to a maximum of 5°C (41°F). Expect about 23 mm (0.9 in) of precipitation spread over 6 days, contributing to an average humidity of a staggering 92%.

January Temperature in Cook

In January in Cook, the average temperature is -13°C (9°F), with maximums reaching 5°C (41°F) and minimums plummeting to as low as -36°C (-33°F). Travelers should be prepared for extremely cold conditions and dress in layers to stay warm while exploring the area.

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

The chart illustrates January temperature patterns in Cook, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cook, January typically has an average temperature of -13°C (9°F), with highs reaching up to 5°C (41°F) and lows dropping to around -36°C (-33°F).

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

January Precipitation in Cook

In Cook in January, the precipitation amount is 23 mm (0.9 in) spread over 6 days.

January Precipitation Trends in Cook

The chart displays monthly precipitation patterns in Cook, 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 Cook, January typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 6 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 Cook

In Cook in January humidity is 92%. With an average temperature of -13°C (9°F), this humidity feels like a biting cold that penetrates through layers of clothing, making travel feel like a struggle against the elements.

January Average Humidity in Cook

This chart illustrates the average monthly humidity levels in Cook, 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 Cook is approximately 92%, 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 Cook

In Cook 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 Cook, you can visit Hourly UV Index in Cook.

Maximum UV Index Levels in Cook for January

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

Data source: Cook 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 Cook Compares to Other Months

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

This table compares monthly weather conditions in Cook, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-13°C (9°F)	23 mm (0.9 inches)	92%	low
February Weather	-13°C (9°F)	28 mm (1.1 inches)	93%	moderate
March Weather	-3°C (26°F)	32 mm (1.2 inches)	88%	moderate
April Weather	3°C (38°F)	59 mm (2.3 inches)	83%	high
May Weather	12°C (54°F)	63 mm (2.5 inches)	76%	very high
June Weather	18°C (65°F)	86 mm (3.4 inches)	76%	very high
July Weather	21°C (69°F)	88 mm (3.5 inches)	76%	very high
August Weather	19°C (66°F)	73 mm (2.9 inches)	77%	very high
September Weather	14°C (57°F)	117 mm (4.6 inches)	77%	high
October Weather	6°C (43°F)	90 mm (3.6 inches)	82%	moderate
November Weather	-3°C (26°F)	38 mm (1.5 inches)	87%	moderate
December Weather	-9°C (16°F)	52 mm (2.0 inches)	89%	low