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December Weather in Saint-Denis-en-Val, France

Last updated: August 23, 2025

In December, the average temperature in Saint-Denis-en-Val, France hovers around 6°C (44°F). You can expect a chilly minimum of -3°C (27°F), while the warmest days can reach up to 16°C (61°F). With an average precipitation of 105 mm (4.1 in) spread over 18 days, it's wise to be prepared for wet weather. Additionally, the average humidity in this month is a notable 93%, making it feel even cooler.

December Temperature in Saint-Denis-en-Val

In December in Saint-Denis-en-Val, the average temperature is 6°C (44°F), with maximums reaching 16°C (61°F) and minimums dropping as low as -3°C (27°F). Be sure to pack layers to stay comfortable during your travels!

December Weather in Saint-Denis-en-Val: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Saint-Denis-en-Val, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Denis-en-Val, December typically has an average temperature of 6°C (44°F), with highs reaching up to 16°C (61°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec404448535967706963554643
Data source: Temperature data for Saint-Denis-en-Val 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-Denis-en-Val

In Saint-Denis-en-Val in December, the total precipitation amount is 105 mm (4.1 in) over a span of 18 days.

December Precipitation Trends in Saint-Denis-en-Val

The chart displays monthly precipitation patterns in Saint-Denis-en-Val, 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-Denis-en-Val, December typically receives around 105 mm (4.1 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec6767723584704841508068105
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Saint-Denis-en-Val

In Saint-Denis-en-Val in December, humidity is 93%. With an average temperature of 6°C (44°F), this humidity feels like walking through a heavy fog, making travel feel damp and chilly, and leaving you craving warmth and comfort.

December Average Humidity in Saint-Denis-en-Val

This chart illustrates the average monthly humidity levels in Saint-Denis-en-Val, 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-Denis-en-Val is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%85%84%83%79%71%68%76%87%91%93%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Saint-Denis-en-Val

In Saint-Denis-en-Val 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-Denis-en-Val.

Maximum UV Index Levels in Saint-Denis-en-Val for December

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

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

This table compares monthly weather conditions in Saint-Denis-en-Val, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)67 mm (2.6 inches)90%low
February Weather7°C (44°F)67 mm (2.6 inches)88%moderate
March Weather9°C (48°F)72 mm (2.8 inches)85%moderate
April Weather12°C (53°F)35 mm (1.4 inches)83%high
May Weather15°C (59°F)84 mm (3.3 inches)83%very high
June Weather20°C (67°F)70 mm (2.8 inches)79%very high
July Weather21°C (71°F)48 mm (1.9 inches)71%very high
August Weather21°C (70°F)41 mm (1.6 inches)68%very high
September Weather17°C (64°F)50 mm (2.0 inches)76%high
October Weather13°C (56°F)80 mm (3.1 inches)87%moderate
November Weather8°C (46°F)68 mm (2.7 inches)91%low
December Weather6°C (44°F)105 mm (4.1 inches)93%low

Compare Saint-Denis-en-Val's Climate with Cities Worldwide