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December Weather in Cellieu, France

Last updated: August 23, 2025

In December, the average temperature in Cellieu, France hovers around 4°C (40°F). Temperatures can dip as low as -4°C (24°F) or rise to a mild 15°C (60°F). Expect 93 mm (3.7 in) of precipitation spread over 16 days, contributing to an average humidity of 92%. Prepare for a chilly, damp month!

December Temperature in Cellieu

In December in Cellieu, the average temperature is 4°C (40°F). Maximums can reach 15°C (60°F) and minimums can drop as low as -4°C (24°F). Be sure to pack accordingly and enjoy the unique charm of the season while exploring Cellieu.

December Weather in Cellieu: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Cellieu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cellieu, 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 -4°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec364145505765696861534339
Data source: Temperature data for Cellieu 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 Cellieu

In Cellieu in December, the precipitation amount is 93 mm (3.7 in) spread over the course of 16 days.

December Precipitation Trends in Cellieu

The chart displays monthly precipitation patterns in Cellieu, 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 Cellieu, December typically receives around 93 mm (3.7 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec5947646011294895957908693
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Cellieu

In Cellieu 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 Cellieu

This chart illustrates the average monthly humidity levels in Cellieu, 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 Cellieu is approximately 92%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%88%84%81%77%76%68%61%72%88%91%92%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Cellieu

In Cellieu 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 Cellieu, you can visit Hourly UV Index in Cellieu.

Maximum UV Index Levels in Cellieu for December

The chart shows the monthly maximum UV Index (UVI) for Cellieu 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 Cellieu typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2367810997532
Data source: Cellieu 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 Cellieu Compares to Other Months

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

This table compares monthly weather conditions in Cellieu, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (37°F)59 mm (2.3 inches)91%low
February Weather5°C (41°F)47 mm (1.9 inches)88%moderate
March Weather7°C (45°F)64 mm (2.5 inches)84%high
April Weather10°C (51°F)60 mm (2.4 inches)81%high
May Weather14°C (57°F)112 mm (4.4 inches)77%very high
June Weather19°C (66°F)93 mm (3.7 inches)76%very high
July Weather21°C (69°F)89 mm (3.5 inches)68%very high
August Weather20°C (69°F)59 mm (2.3 inches)61%very high
September Weather16°C (61°F)57 mm (2.3 inches)72%high
October Weather12°C (53°F)90 mm (3.5 inches)88%moderate
November Weather6°C (44°F)86 mm (3.4 inches)91%moderate
December Weather4°C (40°F)93 mm (3.7 inches)92%low

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