January Weather in Jarnages, France

Last updated: August 23, 2025

In January, the average temperature in Jarnages, France hovers around 4°C (39°F). Expect chilly conditions, with a minimum of -9°C (17°F) and a maximum of 17°C (63°F). Be prepared for wet weather, as 73 mm (2.9 in) of precipitation may fall over 13 days. With an average humidity of 90%, this month can feel quite damp and brisk.

January Temperature in Jarnages

In January in Jarnages, the average temperature is 4°C (39°F). The maximum can reach 17°C (63°F) and the minimum can be as low as -9°C (17°F). Be sure to pack layers to stay comfortable amid the chilly lows and warmer highs during your travels.

January Weather in Jarnages: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Jarnages, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jarnages, January typically has an average temperature of 4°C (39°F), with highs reaching up to 17°C (63°F) and lows dropping to around -9°C (17°F).

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

January Precipitation in Jarnages

In Jarnages in January, the precipitation amount is 73 mm (2.9 in) over the course of 13 days.

January Precipitation Trends in Jarnages

The chart displays monthly precipitation patterns in Jarnages, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Jarnages, January typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 13 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Jarnages

In Jarnages in January humidity is 90%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and requiring extra layers to stay warm while navigating the misty streets.

January Average Humidity in Jarnages

This chart illustrates the average monthly humidity levels in Jarnages, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Jarnages is approximately 90%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Jarnages

In Jarnages in January, 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 Jarnages, you can visit Hourly UV Index in Jarnages.

Maximum UV Index Levels in Jarnages for January

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

Data source: Jarnages January 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 January Weather in Jarnages Compares to Other Months

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

This table compares monthly weather conditions in Jarnages, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	73 mm (2.9 inches)	90%	low
February Weather	6°C (43°F)	70 mm (2.8 inches)	88%	moderate
March Weather	8°C (46°F)	76 mm (3.0 inches)	85%	moderate
April Weather	11°C (51°F)	60 mm (2.4 inches)	83%	high
May Weather	14°C (57°F)	100 mm (3.9 inches)	83%	very high
June Weather	18°C (65°F)	86 mm (3.4 inches)	79%	very high
July Weather	20°C (69°F)	55 mm (2.1 inches)	71%	very high
August Weather	20°C (68°F)	54 mm (2.1 inches)	68%	very high
September Weather	16°C (62°F)	61 mm (2.4 inches)	76%	high
October Weather	12°C (54°F)	73 mm (2.9 inches)	87%	moderate
November Weather	7°C (45°F)	76 mm (3.0 inches)	91%	moderate
December Weather	5°C (42°F)	120 mm (4.7 inches)	93%	low