January Weather in Wiler, Switzerland

Last updated: August 27, 2025

In January, the average temperature in Wiler, Switzerland hovers around -9°C (16°F), with extremes ranging from a chilly -25°C (-12°F) to a milder 5°C (42°F). Expect 175 mm (6.9 in) of precipitation over 13 days, and prepare for a high average humidity of 92%. Bundle up and stay cozy!

January Temperature in Wiler

In January in Wiler, the average temperature is -9°C (16°F), with a maximum that can reach 5°C (42°F) and a minimum that can drop as low as -25°C (-12°F). Travelers should be prepared for frigid conditions and dress warmly when visiting during this time.

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

The chart illustrates January temperature patterns in Wiler, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wiler, January typically has an average temperature of -9°C (16°F), with highs reaching up to 5°C (42°F) and lows dropping to around -25°C (-12°F).

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

January Precipitation in Wiler

In Wiler in January, the precipitation amount is 175 mm (6.9 in) during a span of 13 days.

January Precipitation Trends in Wiler

The chart displays monthly precipitation patterns in Wiler, 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 Wiler, January typically receives around 175 mm (6.9 inches) of precipitation spread over approximately 13 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 Wiler

In Wiler in January, humidity is 92%. With an average temperature of -9°C (16°F), this humidity feels like an icy embrace that seeps into your bones, making outdoor activities feel even more challenging and the air thick with moisture, creating an eerie chill that dampens your spirits while traveling.

January Average Humidity in Wiler

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

In Wiler 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 Wiler, you can check the information here.

Maximum UV Index Levels in Wiler for January

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

Data source: Wiler 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 Wiler Compares to Other Months

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

This table compares monthly weather conditions in Wiler, 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 (16°F)	175 mm (6.9 inches)	92%	moderate
February Weather	-6°C (22°F)	125 mm (4.9 inches)	89%	moderate
March Weather	-3°C (26°F)	154 mm (6.1 inches)	87%	high
April Weather	0°C (33°F)	94 mm (3.7 inches)	84%	very high
May Weather	4°C (40°F)	183 mm (7.2 inches)	80%	very high
June Weather	10°C (50°F)	159 mm (6.3 inches)	82%	extreme
July Weather	12°C (53°F)	195 mm (7.7 inches)	83%	very high
August Weather	11°C (52°F)	179 mm (7.0 inches)	80%	very high
September Weather	8°C (46°F)	119 mm (4.7 inches)	83%	high
October Weather	3°C (38°F)	158 mm (6.2 inches)	90%	high
November Weather	-3°C (27°F)	106 mm (4.2 inches)	88%	moderate
December Weather	-7°C (19°F)	241 mm (9.5 inches)	90%	low