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December Weather in Brugg, Switzerland

Last updated: August 27, 2025

In December, the average temperature in Brugg, Switzerland hovers around 3°C (37°F). Prepare for chilly days, as temperatures can dip to a brisk -6°C (21°F) at night, while reaching a maximum of 14°C (57°F) during the day. Expect 125 mm (4.9 in) of precipitation spread over 18 days, with an average humidity level of 90%—perfect for a cozy indoor retreat!

December Temperature in Brugg

In December in Brugg, the average temperature is 3°C (37°F). The maximum can reach 14°C (57°F), and the minimum can be as low as -6°C (21°F). Travelers should prepare for cool weather and dress in layers to stay comfortable during their visit.

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

The chart illustrates December temperature patterns in Brugg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brugg, December typically has an average temperature of 3°C (37°F), with highs reaching up to 14°C (57°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec343843505665676759514137
Data source: Temperature data for Brugg 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 Brugg

In Brugg in December, the precipitation amount is 125 mm (4.9 in) spread over 18 days.

December Precipitation Trends in Brugg

The chart displays monthly precipitation patterns in Brugg, 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 Brugg, December typically receives around 125 mm (4.9 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec91768860132133128141829268125
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Brugg

In Brugg in December, humidity is 90%. With an average temperature of 3°C (37°F), this humidity feels like a heavy blanket wrapped around you, making travel feel cumbersome and draining, as the dampness clings to your skin and the cold bites through your layers.

December Average Humidity in Brugg

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

In Brugg 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 Brugg.

Maximum UV Index Levels in Brugg for December

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

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

This table compares monthly weather conditions in Brugg, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)91 mm (3.6 inches)92%low
February Weather3°C (39°F)76 mm (3.0 inches)89%moderate
March Weather6°C (43°F)88 mm (3.5 inches)87%moderate
April Weather10°C (50°F)60 mm (2.4 inches)84%high
May Weather13°C (56°F)132 mm (5.2 inches)80%very high
June Weather19°C (66°F)133 mm (5.2 inches)82%very high
July Weather20°C (68°F)128 mm (5.1 inches)83%very high
August Weather19°C (67°F)141 mm (5.5 inches)80%very high
September Weather15°C (60°F)82 mm (3.2 inches)83%high
October Weather10°C (51°F)92 mm (3.6 inches)90%moderate
November Weather5°C (41°F)67 mm (2.7 inches)88%low
December Weather3°C (37°F)125 mm (4.9 inches)90%low

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