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December Weather in Cheyssieu, France

Last updated: August 23, 2025

In December, the average temperature in Cheyssieu, France hovers around 5°C (41°F). Expect a minimum of -4°C (25°F) and a maximum of 16°C (61°F) during this time. With 109 mm (4.3 in) of precipitation spread over 16 days, average humidity reaches a notable 92%, creating a cool and damp atmosphere.

December Temperature in Cheyssieu

In December in Cheyssieu, the average temperature is 5°C (41°F), with maximums reaching 16°C (61°F) and minimums dropping as low as -4°C (25°F). Travelers should prepare for chilly weather and pack accordingly for both mild and cold conditions.

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

The chart illustrates December temperature patterns in Cheyssieu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cheyssieu, December typically has an average temperature of 5°C (41°F), with highs reaching up to 16°C (61°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec384347535968727164554541
Data source: Temperature data for Cheyssieu 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 Cheyssieu

In Cheyssieu in December, the precipitation amount is 109 mm (4.3 in) spread over 16 days.

December Precipitation Trends in Cheyssieu

The chart displays monthly precipitation patterns in Cheyssieu, 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 Cheyssieu, December typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec60526751123868262569393109
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Cheyssieu

In Cheyssieu in December humidity is 92%. With an average temperature of 5°C (41°F), this humidity feels like a cold, damp blanket enveloping you, making travel uncomfortable and dampening the spirits of those unprepared for the chill.

December Average Humidity in Cheyssieu

This chart illustrates the average monthly humidity levels in Cheyssieu, 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 Cheyssieu 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 Cheyssieu

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

Maximum UV Index Levels in Cheyssieu for December

The chart shows the monthly maximum UV Index (UVI) for Cheyssieu 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 Cheyssieu typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2356810986532
Data source: Cheyssieu 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 Cheyssieu Compares to Other Months

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

This table compares monthly weather conditions in Cheyssieu, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)60 mm (2.3 inches)91%low
February Weather6°C (43°F)52 mm (2.0 inches)88%moderate
March Weather8°C (47°F)67 mm (2.6 inches)84%moderate
April Weather11°C (53°F)51 mm (2.0 inches)81%high
May Weather15°C (60°F)123 mm (4.8 inches)77%very high
June Weather20°C (68°F)86 mm (3.4 inches)76%very high
July Weather22°C (72°F)82 mm (3.2 inches)68%very high
August Weather22°C (71°F)62 mm (2.4 inches)61%very high
September Weather18°C (64°F)56 mm (2.2 inches)72%high
October Weather13°C (55°F)93 mm (3.7 inches)88%moderate
November Weather7°C (45°F)93 mm (3.7 inches)91%moderate
December Weather5°C (41°F)109 mm (4.3 inches)92%low

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