December Weather in Mervent, France

Last updated: August 23, 2025

In December, the average temperature in Mervent, France is a brisk 7°C (46°F). Visitors can expect a minimum of -4°C (24°F) and a maximum of 17°C (62°F), making it a month of varied weather. With 123 mm (4.8 in) of precipitation spread over 15 days, it's a good idea to carry an umbrella. Coupled with an average humidity of 90%, the atmosphere can feel quite damp—perfect for cozy indoor activities!

December Temperature in Mervent

In December in Mervent, the average temperature is 7°C (46°F), with maximums reaching 17°C (62°F) and minimums dropping as low as -4°C (24°F). Be sure to pack layers to stay comfortable while exploring this diverse climate!

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

The chart illustrates December temperature patterns in Mervent, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mervent, December typically has an average temperature of 7°C (46°F), with highs reaching up to 17°C (62°F) and lows dropping to around -4°C (24°F).

Data source: Temperature data for Mervent generated using information from the Copernicus Climate Change Service.

December Precipitation in Mervent

In Mervent in December, the precipitation amount is 123 mm (4.8 in), occurring over a span of 15 days.

December Precipitation Trends in Mervent

The chart displays monthly precipitation patterns in Mervent, 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 Mervent, December typically receives around 123 mm (4.8 inches) of precipitation spread over approximately 15 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Mervent

In Mervent in December humidity is 90%. With an average temperature of 7°C (46°F), this humidity feels like a heavy blanket wrapping around you, making it feel much colder than it actually is, which can be quite uncomfortable for traveling.

December Average Humidity in Mervent

This chart illustrates the average monthly humidity levels in Mervent, 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 Mervent is approximately 90%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mervent

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

Maximum UV Index Levels in Mervent for December

The chart shows the monthly maximum UV Index (UVI) for Mervent 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 Mervent typically reaches 2, which falls under the low exposure category.

Data source: Mervent 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 Mervent Compares to Other Months

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

This table compares monthly weather conditions in Mervent, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (43°F)	60 mm (2.4 inches)	88%	low
February Weather	8°C (46°F)	74 mm (2.9 inches)	87%	moderate
March Weather	9°C (49°F)	82 mm (3.2 inches)	84%	moderate
April Weather	12°C (54°F)	50 mm (2.0 inches)	83%	high
May Weather	15°C (60°F)	79 mm (3.1 inches)	81%	very high
June Weather	19°C (67°F)	71 mm (2.8 inches)	75%	very high
July Weather	21°C (70°F)	27 mm (1.1 inches)	65%	very high
August Weather	20°C (69°F)	29 mm (1.2 inches)	67%	very high
September Weather	18°C (65°F)	41 mm (1.6 inches)	75%	high
October Weather	14°C (57°F)	88 mm (3.5 inches)	85%	moderate
November Weather	9°C (48°F)	88 mm (3.5 inches)	88%	moderate
December Weather	7°C (46°F)	123 mm (4.8 inches)	90%	low