January Weather in Aesch, Switzerland

Last updated: August 27, 2025

In January, the average temperature in Aesch, Switzerland hovers around 1°C (35°F). Expect chilly conditions, as temperatures can dip to a minimum of -11°C (13°F) and occasionally reach a maximum of 15°C (60°F). Be prepared for some wet days, with an average precipitation of 107 mm (4.2 in) spread over 12 days. The air remains quite humid, with an average humidity of 92%, adding to the atmosphere of this cold month.

January Temperature in Aesch

In January in Aesch, the average temperature is 1°C (35°F). Maximums can reach 15°C (60°F), while minimums can drop as low as -11°C (13°F). It's advisable to pack warm clothing and be prepared for chilly weather if you're planning to visit during this time.

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

The chart illustrates January temperature patterns in Aesch, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Aesch, January typically has an average temperature of 1°C (35°F), with highs reaching up to 15°C (60°F) and lows dropping to around -11°C (13°F).

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

January Precipitation in Aesch

In Aesch in January, the precipitation amount is 107 mm (4.2 in) spread over 12 days.

January Precipitation Trends in Aesch

The chart displays monthly precipitation patterns in Aesch, 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 Aesch, January typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 12 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Aesch

In Aesch in January, humidity is 92%. With an average temperature of 1°C (35°F), this humidity feels like a chilly dampness that seeps into your bones, making traveling uncomfortable and requiring extra layers to stay warm and dry.

January Average Humidity in Aesch

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

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

Maximum UV Index Levels in Aesch for January

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

Data source: Aesch 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 Aesch Compares to Other Months

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

This table compares monthly weather conditions in Aesch, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (35°F)	107 mm (4.2 inches)	92%	low
February Weather	4°C (39°F)	87 mm (3.4 inches)	89%	moderate
March Weather	6°C (43°F)	102 mm (4.0 inches)	87%	moderate
April Weather	10°C (50°F)	77 mm (3.0 inches)	84%	high
May Weather	13°C (56°F)	146 mm (5.8 inches)	80%	very high
June Weather	18°C (65°F)	154 mm (6.0 inches)	82%	very high
July Weather	20°C (67°F)	164 mm (6.4 inches)	83%	very high
August Weather	19°C (67°F)	162 mm (6.4 inches)	80%	very high
September Weather	15°C (60°F)	106 mm (4.2 inches)	83%	high
October Weather	11°C (52°F)	122 mm (4.8 inches)	90%	moderate
November Weather	5°C (42°F)	78 mm (3.1 inches)	88%	moderate
December Weather	3°C (38°F)	137 mm (5.4 inches)	90%	low