December Weather in Paris, United States

Last updated: June 24, 2025

In December, the average temperature in Paris, United States hovers around 3°C (38°F), with extremes ranging from a chilly -18°C (-1°F) to a warm 23°C (74°F). Expect about 39 mm (1.5 in) of precipitation over 5 days, contributing to an impressive average humidity level of 86%. Prepare for a mix of weather as you explore!

December Temperature in Paris

In December in Paris, the average temperature is 3°C (38°F). Maximums can reach 23°C (74°F) and minimums can be as low as -18°C (-1°F). Be prepared for a wide range of temperatures and pack accordingly when traveling to Paris during this time.

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 3°C (38°F), with highs reaching up to 23°C (74°F) and lows dropping to around -18°C (-1°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 39 mm (1.5 in) spread over a duration of 5 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 39 mm (1.5 inches) of precipitation spread over approximately 5 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 86%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps through your layers, making traveling uncomfortable as breath clouds visibly in the crisp air.

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 86%, 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	-1°C (30°F)	64 mm (2.5 inches)	82%	moderate
February Weather	0°C (33°F)	58 mm (2.3 inches)	80%	moderate
March Weather	7°C (46°F)	116 mm (4.6 inches)	80%	high
April Weather	12°C (54°F)	106 mm (4.2 inches)	80%	very high
May Weather	19°C (66°F)	188 mm (7.4 inches)	82%	very high
June Weather	25°C (77°F)	118 mm (4.7 inches)	83%	extreme
July Weather	26°C (80°F)	87 mm (3.4 inches)	81%	extreme
August Weather	24°C (76°F)	105 mm (4.1 inches)	80%	very high
September Weather	22°C (72°F)	61 mm (2.4 inches)	76%	very high
October Weather	14°C (58°F)	108 mm (4.3 inches)	76%	high
November Weather	6°C (44°F)	55 mm (2.2 inches)	85%	moderate
December Weather	3°C (38°F)	39 mm (1.5 inches)	86%	moderate