December Weather in Paris, United States

Last updated: June 24, 2025

In Paris, United States, the average temperature in December hovers around 5°C (41°F). You can expect a minimum chill of -12°C (10°F) and a pleasant maximum of 21°C (70°F). During this month, approximately 127 mm (5.0 in) of precipitation falls over 10 days, contributing to an average humidity level of 87%. Prepare for a mix of cool weather and moisture as you navigate through this period!

December Temperature in Paris

In December in Paris, the average temperature is 5°C (41°F). Maximum can reach 21°C (70°F) and minimum can be as low as -12°C (10°F). Travelers should be prepared for a wide range of temperatures, from chilly days to surprisingly warm afternoons.

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

The chart illustrates December temperature patterns in Paris, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Paris, December typically has an average temperature of 5°C (41°F), with highs reaching up to 21°C (70°F) and lows dropping to around -12°C (10°F).

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

December Precipitation in Paris

In Paris in December, the precipitation amount is 127 mm (5.0 in), spread over a period of 10 days.

December Precipitation Trends in Paris

The chart displays monthly precipitation patterns in Paris, 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 Paris, December typically receives around 127 mm (5.0 inches) of precipitation spread over approximately 10 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 Paris

In Paris in December humidity is 87%. With an average temperature of 5°C (41°F), this humidity feels like a heavy, damp blanket enveloping you, making every step seem laborious and the chill more biting, which can be quite challenging for traveling.

December Average Humidity in Paris

This chart illustrates the average monthly humidity levels in Paris, 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 Paris is approximately 87%, 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 Paris

In Paris in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Paris, you can check the information here.

Maximum UV Index Levels in Paris for December

The chart shows the monthly maximum UV Index (UVI) for Paris 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 Paris typically reaches 3, which falls under the moderate exposure category.

Data source: Paris 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 Paris Compares to Other Months

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

This table compares monthly weather conditions in Paris, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	97 mm (3.8 inches)	88%	moderate
February Weather	4°C (40°F)	134 mm (5.3 inches)	88%	moderate
March Weather	8°C (47°F)	131 mm (5.2 inches)	87%	high
April Weather	13°C (55°F)	139 mm (5.5 inches)	85%	very high
May Weather	19°C (67°F)	126 mm (5.0 inches)	81%	very high
June Weather	23°C (73°F)	179 mm (7.0 inches)	82%	very high
July Weather	25°C (78°F)	101 mm (4.0 inches)	81%	very high
August Weather	24°C (76°F)	100 mm (3.9 inches)	73%	very high
September Weather	21°C (71°F)	123 mm (4.9 inches)	73%	very high
October Weather	15°C (60°F)	109 mm (4.3 inches)	78%	high
November Weather	7°C (45°F)	86 mm (3.4 inches)	89%	moderate
December Weather	5°C (41°F)	127 mm (5.0 inches)	87%	moderate