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December Weather in Mollis, Switzerland

Last updated: August 27, 2025

In Mollis, Switzerland, the average temperature in December hovers around -3°C (27°F). Expect temperatures to drop as low as -18°C (0°F) and rise up to 8°C (46°F). With 198 mm (7.8 in) of precipitation spread over 19 days, you'll want to stay prepared for the wet weather. The average humidity is a chilly 90%, making for a brisk atmosphere.

December Temperature in Mollis

In December in Mollis, the average temperature is -3°C (27°F), with maximums reaching 8°C (46°F) and minimums dropping as low as -18°C (0°F). Travelers should be prepared for cold conditions and dress warmly when visiting during this time.

December Weather in Mollis: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Mollis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mollis, December typically has an average temperature of -3°C (27°F), with highs reaching up to 8°C (46°F) and lows dropping to around -18°C (0°F).
JanFebMarAprMayJunJulAugSepOctNovDec242832394656575751433426
Data source: Temperature data for Mollis generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Mollis

In Mollis in December, the total precipitation amount is 198 mm (7.8 in) over a span of 19 days.

December Precipitation Trends in Mollis

The chart displays monthly precipitation patterns in Mollis, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Mollis, December typically receives around 198 mm (7.8 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec165112148124209239264289191168104198
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Mollis

In Mollis in December humidity is 90%. With an average temperature of -3°C (27°F), this humidity feels like a bitter chill that seeps into your bones, making travel uncomfortable and necessitating extra layers to combat both the cold and the dampness in the air.

December Average Humidity in Mollis

This chart illustrates the average monthly humidity levels in Mollis, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Mollis is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%89%87%84%80%82%83%80%83%90%89%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mollis

In Mollis in December, 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 Mollis, you can visit Hourly UV Index in Mollis.

Maximum UV Index Levels in Mollis for December

The chart shows the monthly maximum UV Index (UVI) for Mollis in December, 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 December, the maximum UV index in Mollis typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2357810986432
Data source: Mollis December 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 December Weather in Mollis Compares to Other Months

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

This table compares monthly weather conditions in Mollis, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)165 mm (6.5 inches)92%low
February Weather-2°C (28°F)112 mm (4.4 inches)89%moderate
March Weather0°C (33°F)148 mm (5.8 inches)87%moderate
April Weather4°C (40°F)124 mm (4.9 inches)84%high
May Weather8°C (46°F)209 mm (8.2 inches)80%very high
June Weather13°C (56°F)239 mm (9.4 inches)82%very high
July Weather14°C (58°F)264 mm (10.4 inches)83%very high
August Weather14°C (57°F)289 mm (11.4 inches)80%very high
September Weather10°C (51°F)191 mm (7.5 inches)83%high
October Weather6°C (44°F)168 mm (6.6 inches)90%moderate
November Weather1°C (34°F)104 mm (4.1 inches)88%moderate
December Weather-3°C (27°F)198 mm (7.8 inches)90%low

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