December Weather in Lacs, France

Last updated: August 23, 2025

In December, the average temperature in Lacs, France hovers around 6°C (43°F). Expect a chilly range, with minimums dipping to -3°C (27°F) and maximums reaching 17°C (62°F). Be prepared for wet weather, as 117 mm (4.6 in) of precipitation can be expected over 18 days, coupled with a high average humidity of 93%.

December Temperature in Lacs

In December in Lacs, the average temperature is 6°C (43°F), with maximums reaching up to 17°C (62°F) and minimums dropping as low as -3°C (27°F). It's advisable to pack layers and prepare for a range of temperatures while traveling during this time.

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

The chart illustrates December temperature patterns in Lacs, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lacs, December typically has an average temperature of 6°C (43°F), with highs reaching up to 17°C (62°F) and lows dropping to around -3°C (27°F).

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

December Precipitation in Lacs

In Lacs in December, the precipitation amount is 117 mm (4.6 in) over a period of 18 days.

December Precipitation Trends in Lacs

The chart displays monthly precipitation patterns in Lacs, 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 Lacs, December typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 18 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 Lacs

In Lacs in December, humidity is 93%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps into your bones, making travel particularly uncomfortable and the air feel heavy, as though every step is met with resistance.

December Average Humidity in Lacs

This chart illustrates the average monthly humidity levels in Lacs, 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 Lacs is approximately 93%, 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 Lacs

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

Maximum UV Index Levels in Lacs for December

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

Data source: Lacs 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 Lacs Compares to Other Months

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

This table compares monthly weather conditions in Lacs, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (40°F)	71 mm (2.8 inches)	90%	low
February Weather	7°C (44°F)	68 mm (2.7 inches)	88%	moderate
March Weather	8°C (47°F)	77 mm (3.0 inches)	85%	moderate
April Weather	11°C (52°F)	58 mm (2.3 inches)	83%	high
May Weather	14°C (58°F)	96 mm (3.8 inches)	83%	very high
June Weather	19°C (66°F)	87 mm (3.4 inches)	79%	very high
July Weather	21°C (70°F)	57 mm (2.3 inches)	71%	very high
August Weather	20°C (69°F)	53 mm (2.1 inches)	68%	very high
September Weather	17°C (63°F)	61 mm (2.4 inches)	76%	high
October Weather	13°C (55°F)	75 mm (3.0 inches)	87%	moderate
November Weather	8°C (46°F)	75 mm (3.0 inches)	91%	moderate
December Weather	6°C (43°F)	117 mm (4.6 inches)	93%	low