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December Weather in Saint-Julien-aux-Bois, France

Last updated: August 23, 2025

In Saint-Julien-aux-Bois, France, the average temperature in December hovers around 4°C (40°F), with lows plunging to -9°C (15°F) and highs reaching 15°C (60°F). Expect a wet month, as precipitation totals 192 mm (7.6 in) over approximately 19 days, coupled with a high average humidity of 92%.

December Temperature in Saint-Julien-aux-Bois

In December in Saint-Julien-aux-Bois, the average temperature is 4°C (40°F). The maximum can reach 15°C (60°F), while the minimum can drop to as low as -9°C (15°F). Be sure to pack layers to stay comfortable during your travels!

December Weather in Saint-Julien-aux-Bois: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Saint-Julien-aux-Bois, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Julien-aux-Bois, December typically has an average temperature of 4°C (40°F), with highs reaching up to 15°C (60°F) and lows dropping to around -9°C (15°F).
JanFebMarAprMayJunJulAugSepOctNovDec374245505663676660534440
Data source: Temperature data for Saint-Julien-aux-Bois 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-Julien-aux-Bois

In Saint-Julien-aux-Bois in December, the precipitation amount is 192 mm (7.6 in) spread over 19 days, indicating a relatively wet period for the region.

December Precipitation Trends in Saint-Julien-aux-Bois

The chart displays monthly precipitation patterns in Saint-Julien-aux-Bois, 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-Julien-aux-Bois, December typically receives around 192 mm (7.6 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec113961197113912388658696117192
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Saint-Julien-aux-Bois

In Saint-Julien-aux-Bois in December, humidity is 92%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that seeps into your bones, making outdoor travel uncomfortable and necessitating extra layers to stay warm while navigating the misty streets.

December Average Humidity in Saint-Julien-aux-Bois

This chart illustrates the average monthly humidity levels in Saint-Julien-aux-Bois, 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-Julien-aux-Bois is approximately 92%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%87%85%84%84%82%79%75%79%86%90%92%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Saint-Julien-aux-Bois

In Saint-Julien-aux-Bois 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 Saint-Julien-aux-Bois, you can visit Hourly UV Index in Saint-Julien-aux-Bois.

Maximum UV Index Levels in Saint-Julien-aux-Bois for December

The chart shows the monthly maximum UV Index (UVI) for Saint-Julien-aux-Bois 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-Julien-aux-Bois typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec23679101097532
Data source: Saint-Julien-aux-Bois 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-Julien-aux-Bois Compares to Other Months

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

This table compares monthly weather conditions in Saint-Julien-aux-Bois, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)113 mm (4.5 inches)90%low
February Weather5°C (42°F)96 mm (3.8 inches)87%moderate
March Weather7°C (45°F)119 mm (4.7 inches)85%high
April Weather10°C (50°F)71 mm (2.8 inches)84%high
May Weather13°C (56°F)139 mm (5.5 inches)84%very high
June Weather17°C (64°F)123 mm (4.8 inches)82%very high
July Weather19°C (67°F)88 mm (3.4 inches)79%very high
August Weather19°C (67°F)65 mm (2.5 inches)75%very high
September Weather16°C (61°F)86 mm (3.4 inches)79%high
October Weather11°C (53°F)96 mm (3.8 inches)86%moderate
November Weather7°C (44°F)117 mm (4.6 inches)90%moderate
December Weather4°C (40°F)192 mm (7.6 inches)92%low

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