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December Weather in Collias, France

Last updated: August 23, 2025

In December, the average temperature in Collias, France is a brisk 8°C (46°F), with minimums dipping to -3°C (26°F) and maximums reaching 19°C (66°F). Expect about 75 mm (2.9 in) of precipitation spread over 10 days, contributing to a high average humidity of 83%. Prepare for a mix of cool air and occasional rain!

December Temperature in Collias

In December in Collias, the average temperature is 8°C (46°F), with maximums reaching up to 19°C (66°F) and minimums dropping as low as -3°C (26°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both mild and chilly conditions.

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

The chart illustrates December temperature patterns in Collias, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Collias, December typically has an average temperature of 8°C (46°F), with highs reaching up to 19°C (66°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec444852576573797770615146
Data source: Temperature data for Collias 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 Collias

In Collias in December, the precipitation amount is 75 mm (2.9 in) spread over a period of 10 days.

December Precipitation Trends in Collias

The chart displays monthly precipitation patterns in Collias, 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 Collias, December typically receives around 75 mm (2.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec51326778895336535712012975
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Collias

In Collias in December, humidity is 83%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill that seeps into your bones, making even short outings feel quite uncomfortable and prompting travelers to bundle up and seek shelter more frequently.

December Average Humidity in Collias

This chart illustrates the average monthly humidity levels in Collias, 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 Collias is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%77%73%73%71%67%66%63%70%80%84%83%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Collias

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

Maximum UV Index Levels in Collias for December

The chart shows the monthly maximum UV Index (UVI) for Collias 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 Collias typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910997532
Data source: Collias 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 Collias Compares to Other Months

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

This table compares monthly weather conditions in Collias, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)51 mm (2.0 inches)82%low
February Weather9°C (48°F)32 mm (1.3 inches)77%moderate
March Weather11°C (52°F)67 mm (2.7 inches)73%moderate
April Weather14°C (58°F)78 mm (3.1 inches)73%high
May Weather18°C (65°F)89 mm (3.5 inches)71%very high
June Weather23°C (74°F)53 mm (2.1 inches)67%very high
July Weather26°C (79°F)36 mm (1.4 inches)66%very high
August Weather25°C (78°F)53 mm (2.1 inches)63%very high
September Weather21°C (70°F)57 mm (2.2 inches)70%high
October Weather16°C (61°F)120 mm (4.7 inches)80%moderate
November Weather11°C (52°F)129 mm (5.1 inches)84%moderate
December Weather8°C (46°F)75 mm (2.9 inches)83%low

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