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December Weather in Wiek, Germany

Last updated: August 23, 2025

In December, the average temperature in Wiek, Germany hovers around 4°C (40°F). Expect the mercury to dip as low as -4°C (25°F) and occasionally reach a pleasant 10°C (51°F). Rain is not uncommon, with 67 mm (2.6 in) of precipitation expected over 15 days, contributing to an average humidity of 85%. This mix of weather makes for an interesting month ahead!

December Temperature in Wiek

In December in Wiek, the average temperature is 4°C (40°F), with maximums reaching up to 10°C (51°F) and minimums dropping as low as -4°C (25°F). Travelers should be prepared for chilly weather and pack accordingly for their visit.

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

The chart illustrates December temperature patterns in Wiek, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wiek, December typically has an average temperature of 4°C (40°F), with highs reaching up to 10°C (51°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec373739455363656660534639
Data source: Temperature data for Wiek 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 Wiek

In Wiek in December, the precipitation amount is 67 mm (2.6 in) over the course of 15 days.

December Precipitation Trends in Wiek

The chart displays monthly precipitation patterns in Wiek, 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 Wiek, December typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec605459374554757770976667
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Wiek

In Wiek in December, humidity is 85%. With an average temperature of 4°C (40°F), this humidity feels like an icy blanket wrapping around you, making outdoor activities feel much colder and damp, which can be quite uncomfortable for traveling.

December Average Humidity in Wiek

This chart illustrates the average monthly humidity levels in Wiek, 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 Wiek is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%88%87%85%82%81%82%80%82%85%85%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Wiek

In Wiek 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 Wiek.

Maximum UV Index Levels in Wiek for December

The chart shows the monthly maximum UV Index (UVI) for Wiek 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 Wiek typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123568765311
Data source: Wiek 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 Wiek Compares to Other Months

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

This table compares monthly weather conditions in Wiek, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)60 mm (2.4 inches)87%low
February Weather3°C (38°F)54 mm (2.1 inches)88%low
March Weather4°C (40°F)59 mm (2.3 inches)87%moderate
April Weather7°C (45°F)37 mm (1.5 inches)85%moderate
May Weather11°C (53°F)45 mm (1.8 inches)82%high
June Weather17°C (63°F)54 mm (2.1 inches)81%very high
July Weather18°C (65°F)75 mm (2.9 inches)82%high
August Weather19°C (66°F)77 mm (3.0 inches)80%high
September Weather16°C (61°F)70 mm (2.8 inches)82%moderate
October Weather12°C (54°F)97 mm (3.8 inches)85%moderate
November Weather8°C (46°F)66 mm (2.6 inches)85%low
December Weather4°C (40°F)67 mm (2.6 inches)85%low

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