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January Weather in Fontaine-la-Guyon, France

Last updated: August 23, 2025

In January, the average temperature in Fontaine-la-Guyon, France hovers around 4°C (40°F). However, be prepared for fluctuations, as temperatures can dip to a chilling -8°C (17°F) or reach a pleasant 14°C (57°F). During this time, expect about 47 mm (1.8 in) of precipitation spread across 10 days. With an average humidity of 91%, the air tends to be quite damp, enhancing that cozy winter atmosphere.

January Temperature in Fontaine-la-Guyon

In January in Fontaine-la-Guyon, the average temperature is 4°C (40°F). Maximum temperatures can reach 14°C (57°F), while minimums can drop as low as -8°C (17°F). Be sure to pack warm clothing if you plan to travel during this time.

January Weather in Fontaine-la-Guyon: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Fontaine-la-Guyon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fontaine-la-Guyon, January typically has an average temperature of 4°C (40°F), with highs reaching up to 14°C (57°F) and lows dropping to around -8°C (17°F).
JanFebMarAprMayJunJulAugSepOctNovDec404246515664686761544543
Data source: Temperature data for Fontaine-la-Guyon 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 Fontaine-la-Guyon

In Fontaine-la-Guyon in January, the total precipitation amount is 47 mm (1.8 in) spread over a period of 10 days.

January Precipitation Trends in Fontaine-la-Guyon

The chart displays monthly precipitation patterns in Fontaine-la-Guyon, 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 Fontaine-la-Guyon, January typically receives around 47 mm (1.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec475870338183365344736486
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Fontaine-la-Guyon

In Fontaine-la-Guyon 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 Fontaine-la-Guyon

This chart illustrates the average monthly humidity levels in Fontaine-la-Guyon, 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 Fontaine-la-Guyon 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 Fontaine-la-Guyon

In Fontaine-la-Guyon 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 Fontaine-la-Guyon, you can visit Hourly UV Index in Fontaine-la-Guyon.

Maximum UV Index Levels in Fontaine-la-Guyon for January

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

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

This table compares monthly weather conditions in Fontaine-la-Guyon, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)47 mm (1.8 inches)91%low
February Weather6°C (43°F)58 mm (2.3 inches)89%moderate
March Weather8°C (46°F)70 mm (2.8 inches)85%moderate
April Weather10°C (51°F)33 mm (1.3 inches)84%high
May Weather13°C (56°F)81 mm (3.2 inches)82%very high
June Weather18°C (64°F)83 mm (3.3 inches)80%very high
July Weather20°C (68°F)36 mm (1.4 inches)73%very high
August Weather19°C (67°F)53 mm (2.1 inches)68%very high
September Weather16°C (61°F)44 mm (1.7 inches)76%high
October Weather12°C (54°F)73 mm (2.9 inches)88%moderate
November Weather7°C (46°F)64 mm (2.5 inches)92%low
December Weather6°C (43°F)86 mm (3.4 inches)93%low

Compare Fontaine-la-Guyon's Climate with Cities Worldwide