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January Weather in Seyssel, France

Last updated: August 23, 2025

In Seyssel, France, the average temperature in January hovers around 2°C (35°F), with minimums dipping to -12°C (11°F) and maximums reaching up to 15°C (59°F). Expect precipitation of 141 mm (5.5 in) over 10 days, along with a high average humidity of 91%. Be prepared for a chilly, damp month!

January Temperature in Seyssel

In January in Seyssel, the average temperature is 2°C (35°F). The maximum can reach 15°C (59°F), while the minimum can dip as low as -12°C (11°F). Travelers should be prepared for a wide range of temperatures, ensuring to pack both warm layers and lighter clothing for fluctuating weather conditions.

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

The chart illustrates January temperature patterns in Seyssel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Seyssel, January typically has an average temperature of 2°C (35°F), with highs reaching up to 15°C (59°F) and lows dropping to around -12°C (11°F).
JanFebMarAprMayJunJulAugSepOctNovDec354044515765686760524237
Data source: Temperature data for Seyssel 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 Seyssel

In Seyssel in January, the precipitation amount is 141 mm (5.5 in) over a span of 10 days.

January Precipitation Trends in Seyssel

The chart displays monthly precipitation patterns in Seyssel, 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 Seyssel, January typically receives around 141 mm (5.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec1411121546818414911511090139128255
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Seyssel

In Seyssel in January, humidity is 91%. With an average temperature of 2°C (35°F), this humidity feels like a heavy blanket enveloping you, making travel rather uncomfortable and potentially discouraging for outdoor activities.

January Average Humidity in Seyssel

This chart illustrates the average monthly humidity levels in Seyssel, 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 Seyssel is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%87%84%83%78%75%72%63%73%89%91%90%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Seyssel

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

Maximum UV Index Levels in Seyssel for January

The chart shows the monthly maximum UV Index (UVI) for Seyssel 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 Seyssel typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2366810986532
Data source: Seyssel 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 Seyssel Compares to Other Months

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

This table compares monthly weather conditions in Seyssel, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)141 mm (5.5 inches)91%low
February Weather5°C (40°F)112 mm (4.4 inches)87%moderate
March Weather7°C (45°F)154 mm (6.1 inches)84%high
April Weather10°C (51°F)68 mm (2.7 inches)83%high
May Weather14°C (57°F)184 mm (7.2 inches)78%very high
June Weather18°C (65°F)149 mm (5.9 inches)75%very high
July Weather20°C (69°F)115 mm (4.5 inches)72%very high
August Weather20°C (68°F)110 mm (4.3 inches)63%very high
September Weather16°C (61°F)90 mm (3.6 inches)73%high
October Weather11°C (52°F)139 mm (5.5 inches)89%moderate
November Weather6°C (42°F)128 mm (5.1 inches)90%moderate
December Weather3°C (38°F)255 mm (10.0 inches)90%low

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