January Weather in Rhinelander, United States

Last updated: June 24, 2025

In January, the average temperature in Rhinelander, United States hovers around -9°C (15°F), with extremes ranging from a chilling -31°C (-24°F) to a mild 5°C (42°F). Expect 33 mm (1.3 in) of precipitation spread over 6 days, contributing to an average humidity of a brisk 89%. Prepare for a wintery experience!

January Temperature in Rhinelander

In January in Rhinelander, the average temperature is -9°C (15°F). Maximum temperatures can reach 5°C (42°F), while minimum temperatures can drop as low as -31°C (-24°F). Travelers should be well-prepared for cold weather and extreme temperature fluctuations during this month.

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

The chart illustrates January temperature patterns in Rhinelander, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rhinelander, January typically has an average temperature of -9°C (15°F), with highs reaching up to 5°C (42°F) and lows dropping to around -31°C (-24°F).

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

January Precipitation in Rhinelander

In Rhinelander, in January, the precipitation amount is 33 mm (1.3 in) over the course of 6 days.

January Precipitation Trends in Rhinelander

The chart displays monthly precipitation patterns in Rhinelander, 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 Rhinelander, January typically receives around 33 mm (1.3 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 Rhinelander

In Rhinelander in January, humidity is 89%. With an average temperature of -9°C (15°F), this humidity feels like walking through a thick fog, making it challenging to breathe and creating a sharp chill that penetrates even the warmest of clothing, which can be a struggle for travelers.

January Average Humidity in Rhinelander

This chart illustrates the average monthly humidity levels in Rhinelander, 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 Rhinelander is approximately 89%, 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 Rhinelander

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

Maximum UV Index Levels in Rhinelander for January

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

Data source: Rhinelander 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 Rhinelander Compares to Other Months

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

This table compares monthly weather conditions in Rhinelander, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-9°C (15°F)	33 mm (1.3 inches)	89%	low
February Weather	-10°C (15°F)	51 mm (2.0 inches)	90%	moderate
March Weather	-2°C (28°F)	48 mm (1.9 inches)	87%	moderate
April Weather	3°C (39°F)	92 mm (3.6 inches)	84%	high
May Weather	12°C (55°F)	90 mm (3.5 inches)	77%	very high
June Weather	18°C (65°F)	106 mm (4.2 inches)	75%	very high
July Weather	21°C (70°F)	107 mm (4.2 inches)	74%	very high
August Weather	19°C (66°F)	114 mm (4.5 inches)	73%	very high
September Weather	15°C (59°F)	96 mm (3.8 inches)	78%	high
October Weather	7°C (45°F)	117 mm (4.6 inches)	84%	moderate
November Weather	-1°C (30°F)	50 mm (2.0 inches)	89%	moderate
December Weather	-6°C (21°F)	59 mm (2.3 inches)	87%	low