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January Weather in Jars, France

Last updated: August 23, 2025

In January, the average temperature in Jars, France hovers around 4°C (40°F). Be prepared for a chill, as the temperature can drop to a minimum of -8°C (18°F) and rise to a pleasant maximum of 15°C (60°F). You'll likely encounter 75 mm (3.0 in) of precipitation spread over 12 days, contributing to an average humidity of a damp 91%.

January Temperature in Jars

In January in Jars, the average temperature is 4°C (40°F). Maximums can reach 15°C (60°F) and minimums can drop as low as -8°C (18°F). Travelers should be prepared for chilly conditions and pack accordingly, as temperatures can vary significantly throughout the day.

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

The chart illustrates January temperature patterns in Jars, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jars, January typically has an average temperature of 4°C (40°F), with highs reaching up to 15°C (60°F) and lows dropping to around -8°C (18°F).
JanFebMarAprMayJunJulAugSepOctNovDec394347525866706963554643
Data source: Temperature data for Jars 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 Jars

In Jars in January, the precipitation amount is 75 mm (3.0 in) over the course of 12 days.

January Precipitation Trends in Jars

The chart displays monthly precipitation patterns in Jars, 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 Jars, January typically receives around 75 mm (3.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec7565784081694947657870113
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Jars

In Jars in January, humidity is 91%. With an average temperature of 4°C (40°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor travel uncomfortable and necessitating extra layers for warmth.

January Average Humidity in Jars

This chart illustrates the average monthly humidity levels in Jars, 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 Jars is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%84%82%82%79%72%78%88%91%93%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Jars

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

Maximum UV Index Levels in Jars for January

The chart shows the monthly maximum UV Index (UVI) for Jars 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 Jars typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Jars 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 Jars Compares to Other Months

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

This table compares monthly weather conditions in Jars, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)75 mm (3.0 inches)91%low
February Weather6°C (43°F)65 mm (2.6 inches)89%moderate
March Weather8°C (47°F)78 mm (3.1 inches)86%moderate
April Weather11°C (53°F)40 mm (1.6 inches)84%high
May Weather15°C (59°F)81 mm (3.2 inches)82%very high
June Weather19°C (67°F)69 mm (2.7 inches)82%very high
July Weather21°C (70°F)49 mm (1.9 inches)79%very high
August Weather20°C (69°F)47 mm (1.8 inches)72%very high
September Weather17°C (63°F)65 mm (2.6 inches)78%high
October Weather13°C (55°F)78 mm (3.1 inches)88%moderate
November Weather8°C (46°F)70 mm (2.8 inches)91%low
December Weather6°C (43°F)113 mm (4.5 inches)93%low

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