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December Weather in Lion-sur-Mer, France

Last updated: August 23, 2025

In December, the average temperature in Lion-sur-Mer, France hovers around 7°C (46°F), with lows dipping as low as -3°C (27°F) and reaching up to a pleasant 16°C (60°F). Expect 101 mm (4.0 in) of precipitation spread across 17 days, contributing to the average humidity of 92% that envelops the area.

December Temperature in Lion-sur-Mer

In December in Lion-sur-Mer, the average temperature is 7°C (46°F), with maximums reaching 16°C (60°F) and minimums dropping as low as -3°C (27°F). Travelers should be prepared for a chilly climate, bringing layers to enjoy the cool weather while exploring.

December Weather in Lion-sur-Mer: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Lion-sur-Mer, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lion-sur-Mer, December typically has an average temperature of 7°C (46°F), with highs reaching up to 16°C (60°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec434548525764676661554845
Data source: Temperature data for Lion-sur-Mer 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 Lion-sur-Mer

In Lion-sur-Mer in December, the total precipitation amount is 101 mm (4.0 in) over the course of 17 days.

December Precipitation Trends in Lion-sur-Mer

The chart displays monthly precipitation patterns in Lion-sur-Mer, 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 Lion-sur-Mer, December typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec5463623570895061507877101
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Lion-sur-Mer

In Lion-sur-Mer in December, humidity is 92%. With an average temperature of 7°C (46°F), this humidity feels like a cold, damp blanket enveloping you, making outdoor activities feel chilling and uncomfortable for travelers.

December Average Humidity in Lion-sur-Mer

This chart illustrates the average monthly humidity levels in Lion-sur-Mer, 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 Lion-sur-Mer is approximately 92%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%86%85%80%80%69%73%79%89%92%92%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Lion-sur-Mer

In Lion-sur-Mer 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 Lion-sur-Mer.

Maximum UV Index Levels in Lion-sur-Mer for December

The chart shows the monthly maximum UV Index (UVI) for Lion-sur-Mer 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 Lion-sur-Mer typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234689886421
Data source: Lion-sur-Mer 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 Lion-sur-Mer Compares to Other Months

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

This table compares monthly weather conditions in Lion-sur-Mer, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)53 mm (2.1 inches)90%low
February Weather7°C (45°F)63 mm (2.5 inches)89%moderate
March Weather9°C (48°F)62 mm (2.5 inches)86%moderate
April Weather11°C (52°F)35 mm (1.4 inches)84%high
May Weather14°C (57°F)70 mm (2.8 inches)80%very high
June Weather18°C (64°F)89 mm (3.5 inches)80%very high
July Weather19°C (67°F)50 mm (2.0 inches)69%very high
August Weather19°C (66°F)60 mm (2.4 inches)73%very high
September Weather16°C (62°F)50 mm (2.0 inches)79%high
October Weather13°C (56°F)78 mm (3.1 inches)89%moderate
November Weather9°C (48°F)77 mm (3.0 inches)92%low
December Weather7°C (46°F)101 mm (4.0 inches)92%low

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