January Weather in Rothenthurm, Switzerland

Last updated: August 27, 2025

In January, the average temperature in Rothenthurm, Switzerland hovers around -4°C (26°F), with a potential minimum plunging to -18°C (-1°F) and a maximum reaching 9°C (49°F). This chilly month also sees about 154 mm (6.1 in) of precipitation spread over 12 days, contributing to an average humidity of 92%. Be prepared for a damp and frosty experience!

January Temperature in Rothenthurm

In January in Rothenthurm, the average temperature is -4°C (26°F), with maximums reaching 9°C (49°F) and minimums dropping as low as -18°C (-1°F). Travelers should prepare for chilly weather and dress in layers to stay warm while exploring.

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

The chart illustrates January temperature patterns in Rothenthurm, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rothenthurm, January typically has an average temperature of -4°C (26°F), with highs reaching up to 9°C (49°F) and lows dropping to around -18°C (-1°F).

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

January Precipitation in Rothenthurm

In Rothenthurm in January, the precipitation amount is 154 mm (6.1 in) over the course of 12 days.

January Precipitation Trends in Rothenthurm

The chart displays monthly precipitation patterns in Rothenthurm, 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 Rothenthurm, January typically receives around 154 mm (6.1 inches) of precipitation spread over approximately 12 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 Rothenthurm

In Rothenthurm in January humidity is 92%. With an average temperature of -4°C (26°F), this humidity feels like a chill that seeps deep into your bones, making travel uncomfortable and brisk.

January Average Humidity in Rothenthurm

This chart illustrates the average monthly humidity levels in Rothenthurm, 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 Rothenthurm 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 Rothenthurm

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

Maximum UV Index Levels in Rothenthurm for January

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

Data source: Rothenthurm 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 Rothenthurm Compares to Other Months

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

This table compares monthly weather conditions in Rothenthurm, 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 (26°F)	154 mm (6.1 inches)	92%	low
February Weather	-2°C (30°F)	108 mm (4.2 inches)	89%	moderate
March Weather	1°C (34°F)	136 mm (5.3 inches)	87%	moderate
April Weather	5°C (41°F)	114 mm (4.5 inches)	84%	high
May Weather	8°C (48°F)	190 mm (7.5 inches)	80%	very high
June Weather	14°C (57°F)	229 mm (9.0 inches)	82%	very high
July Weather	15°C (59°F)	208 mm (8.2 inches)	83%	very high
August Weather	15°C (59°F)	231 mm (9.1 inches)	80%	very high
September Weather	11°C (52°F)	168 mm (6.6 inches)	83%	high
October Weather	7°C (45°F)	162 mm (6.4 inches)	90%	moderate
November Weather	2°C (35°F)	102 mm (4.0 inches)	88%	moderate
December Weather	-2°C (29°F)	190 mm (7.5 inches)	90%	low