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December Weather in Saint-Leger, France

Last updated: August 23, 2025

In December, the average temperature in Saint-Leger, France hovers around 8°C (47°F). Temperatures can dip as low as -6°C (22°F) and soar to a comfortable 17°C (63°F). Expect about 122 mm (4.8 in) of precipitation spread over 17 days, with an average humidity of 85%, making for a damp but intriguing atmosphere.

December Temperature in Saint-Leger

In December in Saint-Leger, the average temperature is 8°C (47°F). Maximums can reach 17°C (63°F), while minimums can drop as low as -6°C (22°F). Be prepared for a mix of mild and chilly weather, making it the perfect time for layered clothing during your travels.

December Weather in Saint-Leger: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Saint-Leger, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Leger, December typically has an average temperature of 8°C (47°F), with highs reaching up to 17°C (63°F) and lows dropping to around -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec434750556168717066584946
Data source: Temperature data for Saint-Leger 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-Leger

In Saint-Leger in December, the precipitation amount is 122 mm (4.8 in) spread over the course of 17 days.

December Precipitation Trends in Saint-Leger

The chart displays monthly precipitation patterns in Saint-Leger, 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-Leger, December typically receives around 122 mm (4.8 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec6570795298823632467986122
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Saint-Leger

In Saint-Leger in December humidity is 85%. With an average temperature of 8°C (47°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor activities feel less refreshing and more uncomfortable for traveling.

December Average Humidity in Saint-Leger

This chart illustrates the average monthly humidity levels in Saint-Leger, 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-Leger is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%83%82%82%82%80%76%73%76%82%83%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Saint-Leger

In Saint-Leger 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-Leger, you can visit Hourly UV Index in Saint-Leger.

Maximum UV Index Levels in Saint-Leger for December

The chart shows the monthly maximum UV Index (UVI) for Saint-Leger 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-Leger typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789996532
Data source: Saint-Leger 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-Leger Compares to Other Months

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

This table compares monthly weather conditions in Saint-Leger, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)65 mm (2.6 inches)85%low
February Weather8°C (47°F)70 mm (2.7 inches)83%moderate
March Weather10°C (50°F)79 mm (3.1 inches)82%moderate
April Weather13°C (55°F)52 mm (2.0 inches)82%high
May Weather16°C (61°F)98 mm (3.8 inches)82%very high
June Weather20°C (68°F)82 mm (3.2 inches)80%very high
July Weather22°C (72°F)36 mm (1.4 inches)76%very high
August Weather21°C (71°F)32 mm (1.3 inches)73%very high
September Weather19°C (66°F)46 mm (1.8 inches)76%high
October Weather14°C (58°F)79 mm (3.1 inches)81%moderate
November Weather9°C (49°F)86 mm (3.4 inches)83%moderate
December Weather8°C (47°F)122 mm (4.8 inches)85%low

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