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December Weather in Schwellbrunn, Switzerland

Last updated: August 27, 2025

In December, the average temperature in Schwellbrunn, Switzerland hovers around 0°C (32°F). During this month, temperatures can dip to a chilling -14°C (6°F) or climb to a mild 12°C (53°F). Expect 172 mm (6.8 in) of precipitation spread across 19 days, accompanied by a high average humidity of 90%. Be prepared for a damp and cold atmosphere!

December Temperature in Schwellbrunn

In December in Schwellbrunn, the average temperature is 0°C (32°F). Maximums can reach 12°C (53°F) and minimums can be as low as -14°C (6°F). Travelers should prepare for chilly conditions and pack accordingly for extreme temperature variations.

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

The chart illustrates December temperature patterns in Schwellbrunn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Schwellbrunn, December typically has an average temperature of 0°C (32°F), with highs reaching up to 12°C (53°F) and lows dropping to around -14°C (6°F).
JanFebMarAprMayJunJulAugSepOctNovDec293238455160626155473831
Data source: Temperature data for Schwellbrunn 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 Schwellbrunn

In Schwellbrunn in December, the total precipitation amount reaches 172 mm (6.8 in) over a span of 19 days.

December Precipitation Trends in Schwellbrunn

The chart displays monthly precipitation patterns in Schwellbrunn, 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 Schwellbrunn, December typically receives around 172 mm (6.8 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec14110513411119922025127518014790173
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Schwellbrunn

In Schwellbrunn in December, humidity is 90%. With an average temperature of 0°C (32°F), this humidity feels like an icy grip on your skin, making the air feel heavy and damp, which can turn traveling into a chilling experience where every step is met with a bone-cold embrace.

December Average Humidity in Schwellbrunn

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

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

Maximum UV Index Levels in Schwellbrunn for December

The chart shows the monthly maximum UV Index (UVI) for Schwellbrunn 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 Schwellbrunn typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2367810986532
Data source: Schwellbrunn 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 Schwellbrunn Compares to Other Months

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

This table compares monthly weather conditions in Schwellbrunn, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)141 mm (5.5 inches)92%low
February Weather0°C (33°F)105 mm (4.1 inches)89%moderate
March Weather3°C (38°F)134 mm (5.3 inches)87%high
April Weather7°C (45°F)111 mm (4.4 inches)84%high
May Weather11°C (51°F)199 mm (7.8 inches)80%very high
June Weather16°C (60°F)220 mm (8.7 inches)82%very high
July Weather16°C (62°F)251 mm (9.9 inches)83%very high
August Weather16°C (62°F)275 mm (10.8 inches)80%very high
September Weather13°C (55°F)180 mm (7.1 inches)83%high
October Weather8°C (48°F)147 mm (5.8 inches)90%moderate
November Weather3°C (38°F)90 mm (3.6 inches)88%moderate
December Weather0°C (32°F)172 mm (6.8 inches)90%low

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