January Weather in West Branch, United States

Last updated: June 24, 2025

In January, the average temperature in West Branch, United States is a chilly -6°C (22°F). While temperatures can dip as low as -33°C (-27°F), they may also reach a maximum of 12°C (54°F). Expect precipitation totaling 49 mm (1.9 in) over 7 days, accompanied by an average humidity of 81%.

January Temperature in West Branch

In January in West Branch, the average temperature is -6°C (22°F), with maximums reaching 12°C (54°F) and minimums plunging as low as -33°C (-27°F). Travelers should be prepared for a wide range of temperatures and dress in layers to stay warm during their visit.

January Weather in West Branch: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in West Branch, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In West Branch, January typically has an average temperature of -6°C (22°F), with highs reaching up to 12°C (54°F) and lows dropping to around -33°C (-27°F).

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

January Precipitation in West Branch

In West Branch in January, the precipitation amount is 49 mm (1.9 in) over the course of 7 days.

January Precipitation Trends in West Branch

The chart displays monthly precipitation patterns in West Branch, 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 West Branch, January typically receives around 49 mm (1.9 inches) of precipitation spread over approximately 7 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 West Branch

In West Branch in January, humidity is 81%. With an average temperature of -6°C (22°F), this humidity feels like a biting chill that penetrates layers of clothing, making travel uncomfortable and the air heavy with frost.

January Average Humidity in West Branch

This chart illustrates the average monthly humidity levels in West Branch, 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 West Branch is approximately 81%, 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 West Branch

In West Branch 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 West Branch, you can check the information here.

Maximum UV Index Levels in West Branch for January

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

Data source: West Branch 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 West Branch Compares to Other Months

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

This table compares monthly weather conditions in West Branch, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (22°F)	49 mm (1.9 inches)	81%	moderate
February Weather	-4°C (24°F)	58 mm (2.3 inches)	81%	moderate
March Weather	4°C (39°F)	80 mm (3.1 inches)	81%	high
April Weather	9°C (49°F)	87 mm (3.4 inches)	82%	very high
May Weather	17°C (62°F)	135 mm (5.3 inches)	78%	very high
June Weather	23°C (73°F)	127 mm (5.0 inches)	81%	extreme
July Weather	25°C (76°F)	77 mm (3.0 inches)	79%	very high
August Weather	23°C (73°F)	87 mm (3.4 inches)	77%	very high
September Weather	20°C (68°F)	132 mm (5.2 inches)	78%	very high
October Weather	12°C (53°F)	131 mm (5.2 inches)	78%	high
November Weather	3°C (38°F)	50 mm (2.0 inches)	87%	moderate
December Weather	-1°C (31°F)	47 mm (1.8 inches)	84%	moderate