January Weather in Promontogno, Switzerland

Last updated: August 27, 2025

In Promontogno, Switzerland, the average temperature in January hovers around -5°C (24°F). This chilly month can bring minimum temperatures plummeting to -22°C (-7°F), while highs can reach a balmy 6°C (43°F). Expect 8 days of precipitation, accumulating to about 50 mm (2.0 in), alongside an average humidity level of 92%. Stay warm and prepared!

January Temperature in Promontogno

In January in Promontogno, average temperature is -5°C (24°F). Maximum can reach 6°C (43°F) and minimum can be as low as -22°C (-7°F). Be prepared for cold weather and pack warm clothing for your trip.

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

The chart illustrates January temperature patterns in Promontogno, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Promontogno, January typically has an average temperature of -5°C (24°F), with highs reaching up to 6°C (43°F) and lows dropping to around -22°C (-7°F).

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

January Precipitation in Promontogno

In Promontogno in January, the total precipitation amount is 50 mm (2.0 in) spread over 8 days.

January Precipitation Trends in Promontogno

The chart displays monthly precipitation patterns in Promontogno, 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 Promontogno, January typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 8 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 Promontogno

In Promontogno in January humidity is 92%. With an average temperature of -5°C (24°F), this humidity feels like a biting cold that makes every breath feel heavy and stings the skin, creating a challenging environment for traveling.

January Average Humidity in Promontogno

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

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

Maximum UV Index Levels in Promontogno for January

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

Data source: Promontogno 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 Promontogno Compares to Other Months

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

This table compares monthly weather conditions in Promontogno, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (24°F)	50 mm (2.0 inches)	92%	low
February Weather	-1°C (30°F)	49 mm (1.9 inches)	89%	moderate
March Weather	1°C (35°F)	83 mm (3.3 inches)	87%	high
April Weather	5°C (42°F)	112 mm (4.4 inches)	84%	very high
May Weather	9°C (49°F)	150 mm (5.9 inches)	80%	very high
June Weather	14°C (58°F)	132 mm (5.2 inches)	82%	very high
July Weather	16°C (61°F)	104 mm (4.1 inches)	83%	very high
August Weather	16°C (61°F)	143 mm (5.6 inches)	80%	very high
September Weather	12°C (53°F)	116 mm (4.6 inches)	83%	high
October Weather	7°C (46°F)	159 mm (6.2 inches)	90%	high
November Weather	2°C (36°F)	136 mm (5.3 inches)	88%	moderate
December Weather	-3°C (27°F)	108 mm (4.3 inches)	90%	low