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January Weather in Merris, France

Last updated: August 23, 2025

In Merris, France, the average temperature in January hovers around 5°C (41°F). Temperatures can dip as low as -6°C (22°F), while the mercury can rise to a comfortable 15°C (59°F). Expect an average of 63 mm (2.5 in) of precipitation spread across 11 days, and prepare for high humidity levels at a striking 91%.

January Temperature in Merris

In January in Merris, the average temperature is 5°C (41°F). Maximums can reach 15°C (59°F), and minimums can be as low as -6°C (22°F). Travelers should prepare for chilly conditions and pack layers to stay comfortable throughout the day.

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

The chart illustrates January temperature patterns in Merris, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Merris, January typically has an average temperature of 5°C (41°F), with highs reaching up to 15°C (59°F) and lows dropping to around -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec414346505663666560554643
Data source: Temperature data for Merris generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Merris

In Merris in January, the precipitation amount is 63 mm (2.5 in) during a total of 11 days.

January Precipitation Trends in Merris

The chart displays monthly precipitation patterns in Merris, 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 Merris, January typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec635762366260497049805694
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Merris

In Merris in January humidity is 91%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making traveling outdoors a rather uncomfortable experience unless you're dressed warmly and prepared for the moist air that clings to your skin.

January Average Humidity in Merris

This chart illustrates the average monthly humidity levels in Merris, 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 Merris is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%85%82%82%80%76%82%89%92%92%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Merris

In Merris in January, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Merris.

Maximum UV Index Levels in Merris for January

The chart shows the monthly maximum UV Index (UVI) for Merris 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 Merris typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Merris 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 Merris Compares to Other Months

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

This table compares monthly weather conditions in Merris, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)63 mm (2.5 inches)91%low
February Weather6°C (43°F)57 mm (2.2 inches)89%low
March Weather8°C (46°F)62 mm (2.4 inches)87%moderate
April Weather10°C (50°F)36 mm (1.4 inches)85%moderate
May Weather13°C (56°F)62 mm (2.4 inches)82%high
June Weather17°C (64°F)60 mm (2.4 inches)82%very high
July Weather19°C (66°F)49 mm (1.9 inches)80%very high
August Weather19°C (66°F)70 mm (2.8 inches)76%high
September Weather16°C (61°F)49 mm (1.9 inches)82%moderate
October Weather13°C (55°F)80 mm (3.2 inches)89%moderate
November Weather8°C (47°F)56 mm (2.2 inches)92%low
December Weather6°C (43°F)94 mm (3.7 inches)92%low

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