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December Weather in Saint-Germain-le-Chatelet, France

Last updated: August 23, 2025

In Saint-Germain-le-Chatelet, France, the average temperature in December hovers around 3°C (38°F), with minimums dipping to -6°C (22°F) and maximums reaching 14°C (57°F). This month also sees 144 mm (5.7 in) of precipitation spread over 18 days, contributing to a high average humidity of 91%. Prepare for a chilly and damp experience!

December Temperature in Saint-Germain-le-Chatelet

In December in Saint-Germain-le-Chatelet, the average temperature is 3°C (38°F), with maximums reaching 14°C (57°F) and minimums dropping to as low as -6°C (22°F). Be sure to pack warm clothing and prepare for chilly conditions if you're planning to travel during this time.

December Weather in Saint-Germain-le-Chatelet: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Saint-Germain-le-Chatelet, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Germain-le-Chatelet, December typically has an average temperature of 3°C (38°F), with highs reaching up to 14°C (57°F) and lows dropping to around -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec353943505766696861524238
Data source: Temperature data for Saint-Germain-le-Chatelet 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 Saint-Germain-le-Chatelet

In Saint-Germain-le-Chatelet in December, the precipitation amount is 144 mm (5.7 in) over the course of 18 days.

December Precipitation Trends in Saint-Germain-le-Chatelet

The chart displays monthly precipitation patterns in Saint-Germain-le-Chatelet, 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 Saint-Germain-le-Chatelet, December typically receives around 144 mm (5.7 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec106899951117917566578778144
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Saint-Germain-le-Chatelet

In Saint-Germain-le-Chatelet in December humidity is 91%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and necessitating layered clothing to stay warm and dry during your travels.

December Average Humidity in Saint-Germain-le-Chatelet

This chart illustrates the average monthly humidity levels in Saint-Germain-le-Chatelet, 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 Saint-Germain-le-Chatelet is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%84%80%82%82%77%81%89%89%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Saint-Germain-le-Chatelet

In Saint-Germain-le-Chatelet 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 Saint-Germain-le-Chatelet.

Maximum UV Index Levels in Saint-Germain-le-Chatelet for December

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

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

This table compares monthly weather conditions in Saint-Germain-le-Chatelet, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)106 mm (4.2 inches)91%low
February Weather4°C (39°F)89 mm (3.5 inches)89%moderate
March Weather6°C (44°F)99 mm (3.9 inches)87%moderate
April Weather10°C (50°F)51 mm (2.0 inches)84%high
May Weather14°C (57°F)117 mm (4.6 inches)80%very high
June Weather19°C (66°F)91 mm (3.6 inches)82%very high
July Weather20°C (69°F)75 mm (2.9 inches)82%very high
August Weather20°C (68°F)66 mm (2.6 inches)77%very high
September Weather16°C (61°F)57 mm (2.2 inches)81%high
October Weather11°C (52°F)87 mm (3.4 inches)89%moderate
November Weather5°C (42°F)78 mm (3.1 inches)89%low
December Weather3°C (38°F)144 mm (5.7 inches)91%low

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