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December Weather in Runenberg, Switzerland

Last updated: August 27, 2025

In December, the average temperature in Runenberg, Switzerland hovers around 2°C (36°F). Expect chilly conditions, with minimums dipping to -5°C (22°F) and maximums reaching 13°C (56°F). Be prepared for some rain, as precipitation averages 157 mm (6.2 in) over 19 days, contributing to a high average humidity of 90%.

December Temperature in Runenberg

In December in Runenberg, the average temperature is 2°C (36°F). The maximum can reach 13°C (56°F), while the minimum can dip as low as -5°C (22°F). This variation makes it essential for travelers to prepare for both mild and chilly conditions.

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

The chart illustrates December temperature patterns in Runenberg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Runenberg, December typically has an average temperature of 2°C (36°F), with highs reaching up to 13°C (56°F) and lows dropping to around -5°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec333842495564666659504036
Data source: Temperature data for Runenberg 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 Runenberg

In Runenberg in December, the total precipitation amount is 157 mm (6.2 in) over the course of 19 days.

December Precipitation Trends in Runenberg

The chart displays monthly precipitation patterns in Runenberg, 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 Runenberg, December typically receives around 157 mm (6.2 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec11493108681531521451479010679157
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Runenberg

In Runenberg in December humidity is 90%. With an average temperature of 2°C (36°F), this humidity feels like a heavy blanket wrapping around you, making every step feel sluggish and damp, and turning a simple stroll into a test of endurance for travelers.

December Average Humidity in Runenberg

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

In Runenberg in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Runenberg.

Maximum UV Index Levels in Runenberg for December

The chart shows the monthly maximum UV Index (UVI) for Runenberg 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 Runenberg typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Runenberg 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 Runenberg Compares to Other Months

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

This table compares monthly weather conditions in Runenberg, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)114 mm (4.5 inches)92%low
February Weather3°C (38°F)93 mm (3.7 inches)89%moderate
March Weather6°C (42°F)108 mm (4.2 inches)87%moderate
April Weather10°C (49°F)68 mm (2.7 inches)84%high
May Weather13°C (56°F)153 mm (6.0 inches)80%very high
June Weather18°C (65°F)152 mm (6.0 inches)82%very high
July Weather19°C (67°F)145 mm (5.7 inches)83%very high
August Weather19°C (66°F)147 mm (5.8 inches)80%very high
September Weather15°C (59°F)90 mm (3.5 inches)83%high
October Weather10°C (50°F)106 mm (4.2 inches)90%moderate
November Weather5°C (40°F)79 mm (3.1 inches)88%low
December Weather2°C (36°F)157 mm (6.2 inches)90%low

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