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December Weather in Mereau, France

Last updated: August 23, 2025

In December, the average temperature in Mereau, France hovers around 6°C (44°F). Expect a chill in the air, with minimum temperatures dipping to -4°C (26°F), while highs can reach up to 17°C (62°F). Nature also puts on a show, with approximately 109 mm (4.3 in) of precipitation spread over 18 days. Notably, the average humidity sits at a brisk 93%, making it a refreshing time to experience all that Mereau has to offer!

December Temperature in Mereau

In December in Mereau, the average temperature is 6°C (44°F), with maximums reaching 17°C (62°F) and minimums dipping as low as -4°C (26°F). Travelers should be prepared for a mix of cool and mild weather during this time.

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

The chart illustrates December temperature patterns in Mereau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mereau, December typically has an average temperature of 6°C (44°F), with highs reaching up to 17°C (62°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec404448535968717064564644
Data source: Temperature data for Mereau 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 Mereau

In Mereau in December, the total precipitation amount is 109 mm (4.3 in) spread over 18 days.

December Precipitation Trends in Mereau

The chart displays monthly precipitation patterns in Mereau, 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 Mereau, December typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec6766734377664935508068109
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Mereau

In Mereau 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 Mereau

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

In Mereau 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 Mereau.

Maximum UV Index Levels in Mereau for December

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

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

This table compares monthly weather conditions in Mereau, 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)65 mm (2.6 inches)88%moderate
March Weather9°C (48°F)73 mm (2.9 inches)85%moderate
April Weather12°C (54°F)43 mm (1.7 inches)83%high
May Weather15°C (60°F)77 mm (3.0 inches)83%very high
June Weather20°C (68°F)66 mm (2.6 inches)79%very high
July Weather22°C (71°F)49 mm (1.9 inches)71%very high
August Weather21°C (70°F)35 mm (1.4 inches)68%very high
September Weather18°C (64°F)50 mm (2.0 inches)76%high
October Weather13°C (56°F)80 mm (3.2 inches)87%moderate
November Weather8°C (47°F)68 mm (2.7 inches)91%low
December Weather6°C (44°F)109 mm (4.3 inches)93%low

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