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January Weather in Longueil, France

Last updated: August 23, 2025

In January, the average temperature in Longueil, France hovers around 6°C (43°F), with a minimum dipping to -3°C (27°F) and a pleasant maximum reaching 14°C (58°F). This month sees a total precipitation of 77 mm (3.0 in) spread across about 13 days, contributing to an average humidity level of 91%. Prepare for a damp and chilly adventure!

January Temperature in Longueil

In January in Longueil, the average temperature is 6°C (43°F). The maximum can reach 14°C (58°F), while the minimum can drop as low as -3°C (27°F). It's advisable to pack both warm clothing and lighter layers to accommodate the fluctuating temperatures during your travels.

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

The chart illustrates January temperature patterns in Longueil, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Longueil, January typically has an average temperature of 6°C (43°F), with highs reaching up to 14°C (58°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec434447505561646561564946
Data source: Temperature data for Longueil 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 Longueil

In Longueil in January, the precipitation amount is 77 mm (3.0 in) spread over a total of 13 days.

January Precipitation Trends in Longueil

The chart displays monthly precipitation patterns in Longueil, 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 Longueil, January typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec787278337666497569104101139
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Longueil

In Longueil in January, humidity is 91%. With an average temperature of 6°C (43°F), this humidity feels like a thick blanket wrapped around you, making travel uncomfortable and sticky as every step becomes a challenge against the heavy, damp air.

January Average Humidity in Longueil

This chart illustrates the average monthly humidity levels in Longueil, 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 Longueil is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%85%84%82%80%73%68%76%88%92%93%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Longueil

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

Maximum UV Index Levels in Longueil for January

The chart shows the monthly maximum UV Index (UVI) for Longueil 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 Longueil typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234679885421
Data source: Longueil 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 Longueil Compares to Other Months

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

This table compares monthly weather conditions in Longueil, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)77 mm (3.0 inches)91%low
February Weather7°C (45°F)72 mm (2.8 inches)89%moderate
March Weather8°C (47°F)78 mm (3.1 inches)85%moderate
April Weather10°C (50°F)33 mm (1.3 inches)84%high
May Weather13°C (55°F)76 mm (3.0 inches)82%high
June Weather16°C (61°F)66 mm (2.6 inches)80%very high
July Weather18°C (65°F)49 mm (1.9 inches)73%very high
August Weather18°C (65°F)75 mm (2.9 inches)68%very high
September Weather16°C (62°F)69 mm (2.7 inches)76%moderate
October Weather14°C (57°F)104 mm (4.1 inches)88%moderate
November Weather9°C (49°F)101 mm (4.0 inches)92%low
December Weather8°C (46°F)139 mm (5.5 inches)93%low

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