January Weather in Mergey, France

Last updated: August 23, 2025

In January, the average temperature in Mergey, France hovers around 4°C (39°F), with a minimum dip of -8°C (17°F) and a maximum reaching 15°C (59°F). Expect 77 mm (3.0 in) of precipitation over approximately 12 days, contributing to an average humidity level of 91%. Be prepared for chilly, damp conditions!

January Temperature in Mergey

In January in Mergey, the average temperature is 4°C (39°F), with maximums reaching 15°C (59°F) and minimums dropping as low as -8°C (17°F). Travelers should prepare for chilly conditions and dress in layers to enjoy their stay.

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

The chart illustrates January temperature patterns in Mergey, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mergey, January typically has an average temperature of 4°C (39°F), with highs reaching up to 15°C (59°F) and lows dropping to around -8°C (17°F).

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

January Precipitation in Mergey

In Mergey in January, the precipitation amount is 77 mm (3.0 in) spread over 12 days.

January Precipitation Trends in Mergey

The chart displays monthly precipitation patterns in Mergey, 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 Mergey, January typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 12 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 Mergey

In Mergey in January, humidity is 91%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and forcing travelers to bundle up tightly against the cold, sticky air.

January Average Humidity in Mergey

This chart illustrates the average monthly humidity levels in Mergey, 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 Mergey is approximately 91%, 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 Mergey

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

Maximum UV Index Levels in Mergey for January

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

Data source: Mergey 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 Mergey Compares to Other Months

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

This table compares monthly weather conditions in Mergey, 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)	77 mm (3.0 inches)	91%	low
February Weather	6°C (43°F)	66 mm (2.6 inches)	89%	moderate
March Weather	8°C (47°F)	69 mm (2.7 inches)	86%	moderate
April Weather	11°C (52°F)	32 mm (1.3 inches)	84%	high
May Weather	15°C (59°F)	69 mm (2.7 inches)	82%	very high
June Weather	19°C (67°F)	66 mm (2.6 inches)	82%	very high
July Weather	21°C (70°F)	52 mm (2.0 inches)	80%	very high
August Weather	21°C (69°F)	48 mm (1.9 inches)	76%	very high
September Weather	17°C (63°F)	51 mm (2.0 inches)	81%	high
October Weather	13°C (55°F)	76 mm (3.0 inches)	88%	moderate
November Weather	7°C (45°F)	69 mm (2.7 inches)	92%	low
December Weather	6°C (43°F)	109 mm (4.3 inches)	93%	low