January Weather in Jallans, France

Last updated: August 23, 2025

In Jallans, France, the average temperature in January hovers around 5°C (40°F). However, temperatures can vary dramatically, dipping to a chilly -8°C (17°F) at times and peaking at a mild 15°C (59°F). Expect 53 mm (2.1 in) of precipitation spread over approximately 10 days, and be prepared for a high average humidity of 90%.

January Temperature in Jallans

In January in Jallans, the average temperature is 5°C (40°F). Maximums can reach 15°C (59°F), while minimums can dip to as low as -8°C (17°F). This variation in temperature makes it essential to pack layered clothing to stay comfortable while exploring the area.

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

The chart illustrates January temperature patterns in Jallans, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jallans, January typically has an average temperature of 5°C (40°F), with highs reaching up to 15°C (59°F) and lows dropping to around -8°C (17°F).

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

January Precipitation in Jallans

In Jallans in January, the precipitation amount is 53 mm (2.1 in) spread over a duration of 10 days.

January Precipitation Trends in Jallans

The chart displays monthly precipitation patterns in Jallans, 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 Jallans, January typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 10 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Jallans

In Jallans in January, humidity is 90%. With an average temperature of 5°C (40°F), this humidity feels like you're walking through a dense fog, making every step feel heavier and more challenging for traveling.

January Average Humidity in Jallans

This chart illustrates the average monthly humidity levels in Jallans, 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 Jallans 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 Jallans

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

Maximum UV Index Levels in Jallans for January

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

Data source: Jallans 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 Jallans Compares to Other Months

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

This table compares monthly weather conditions in Jallans, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (40°F)	53 mm (2.1 inches)	90%	low
February Weather	6°C (43°F)	63 mm (2.5 inches)	88%	moderate
March Weather	8°C (47°F)	71 mm (2.8 inches)	85%	moderate
April Weather	11°C (52°F)	35 mm (1.4 inches)	83%	high
May Weather	14°C (58°F)	78 mm (3.1 inches)	83%	very high
June Weather	19°C (66°F)	72 mm (2.8 inches)	79%	very high
July Weather	21°C (69°F)	38 mm (1.5 inches)	71%	very high
August Weather	20°C (68°F)	49 mm (1.9 inches)	68%	very high
September Weather	17°C (63°F)	43 mm (1.7 inches)	76%	high
October Weather	13°C (55°F)	77 mm (3.0 inches)	87%	moderate
November Weather	8°C (46°F)	70 mm (2.7 inches)	91%	low
December Weather	6°C (43°F)	95 mm (3.8 inches)	93%	low