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January Weather in Trelon, France

Last updated: August 23, 2025

In January, the average temperature in Trelon, France hovers around 3°C (38°F), with extremes dipping to a brisk -7°C (19°F) and peaking at a comfortable 13°C (56°F). Expect 79 mm (3.1 in) of precipitation over approximately 12 days, contributing to the high average humidity of 91%. Be prepared for a notably chilly and wet month!

January Temperature in Trelon

In January in Trelon, the average temperature is 3°C (38°F), with maximums reaching 13°C (56°F) and minimums dropping as low as -7°C (19°F). It's advisable to pack warm clothing and prepare for chilly conditions if you plan to travel during this time.

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

The chart illustrates January temperature patterns in Trelon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Trelon, January typically has an average temperature of 3°C (38°F), with highs reaching up to 13°C (56°F) and lows dropping to around -7°C (19°F).
JanFebMarAprMayJunJulAugSepOctNovDec384144495564666559534441
Data source: Temperature data for Trelon 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 Trelon

In Trelon in January, the precipitation amount is 79 mm (3.1 in) over a period of 12 days.

January Precipitation Trends in Trelon

The chart displays monthly precipitation patterns in Trelon, 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 Trelon, January typically receives around 79 mm (3.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec7984884570646582589573125
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Trelon

In Trelon in January humidity is 91%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and necessitating layered clothing to stay warm and dry during your travels.

January Average Humidity in Trelon

This chart illustrates the average monthly humidity levels in Trelon, 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 Trelon is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%84%83%83%80%76%81%88%92%93%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Trelon

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

Maximum UV Index Levels in Trelon for January

The chart shows the monthly maximum UV Index (UVI) for Trelon 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 Trelon typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234688875421
Data source: Trelon 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 Trelon Compares to Other Months

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

This table compares monthly weather conditions in Trelon, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)79 mm (3.1 inches)91%low
February Weather5°C (41°F)84 mm (3.3 inches)89%moderate
March Weather7°C (45°F)88 mm (3.5 inches)86%moderate
April Weather10°C (50°F)45 mm (1.8 inches)84%high
May Weather13°C (56°F)70 mm (2.8 inches)82%very high
June Weather18°C (64°F)64 mm (2.5 inches)82%very high
July Weather19°C (66°F)65 mm (2.6 inches)80%very high
August Weather18°C (65°F)82 mm (3.2 inches)76%high
September Weather15°C (59°F)58 mm (2.3 inches)81%moderate
October Weather11°C (53°F)95 mm (3.7 inches)88%moderate
November Weather7°C (44°F)73 mm (2.9 inches)92%low
December Weather5°C (41°F)125 mm (4.9 inches)93%low

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