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January Weather in Saint-Cast-le-Guildo, France

Last updated: August 23, 2025

In January, the average temperature in Saint-Cast-le-Guildo, France hovers around 8°C (47°F). Expect cool days, with minimum temperatures dropping to 1°C (34°F) and reaching a mild 15°C (59°F) at times. Additionally, you can anticipate approximately 85 mm (3.4 in) of precipitation spread over 15 days, contributing to a notably high average humidity of 90%.

January Temperature in Saint-Cast-le-Guildo

In January in Saint-Cast-le-Guildo, the average temperature is 8°C (47°F). Maximum temperatures can reach 15°C (59°F), while minimums can drop to as low as 1°C (34°F). Be prepared for cool weather and pack accordingly for your trip!

January Weather in Saint-Cast-le-Guildo: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Saint-Cast-le-Guildo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Cast-le-Guildo, January typically has an average temperature of 8°C (47°F), with highs reaching up to 15°C (59°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec474748515560636463595350
Data source: Temperature data for Saint-Cast-le-Guildo 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 Saint-Cast-le-Guildo

In Saint-Cast-le-Guildo, in January, the precipitation amount is 85 mm (3.4 in) over a span of 15 days.

January Precipitation Trends in Saint-Cast-le-Guildo

The chart displays monthly precipitation patterns in Saint-Cast-le-Guildo, 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 Saint-Cast-le-Guildo, January typically receives around 85 mm (3.4 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec858766396375435679139117159
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Saint-Cast-le-Guildo

In Saint-Cast-le-Guildo in January, humidity is 90%. With an average temperature of 8°C (47°F), this humidity feels like a damp chill enveloping you, making even short walks outside feel uncomfortable and heavy, as if the air is thick with moisture.

January Average Humidity in Saint-Cast-le-Guildo

This chart illustrates the average monthly humidity levels in Saint-Cast-le-Guildo, 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 Saint-Cast-le-Guildo is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%86%85%80%80%69%73%79%89%92%92%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Saint-Cast-le-Guildo

In Saint-Cast-le-Guildo 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 Saint-Cast-le-Guildo, you can visit Hourly UV Index in Saint-Cast-le-Guildo.

Maximum UV Index Levels in Saint-Cast-le-Guildo for January

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

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

This table compares monthly weather conditions in Saint-Cast-le-Guildo, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)85 mm (3.4 inches)90%low
February Weather8°C (47°F)87 mm (3.4 inches)89%moderate
March Weather9°C (49°F)66 mm (2.6 inches)86%moderate
April Weather10°C (51°F)39 mm (1.5 inches)84%high
May Weather13°C (55°F)63 mm (2.5 inches)80%very high
June Weather15°C (60°F)75 mm (3.0 inches)80%very high
July Weather17°C (64°F)43 mm (1.7 inches)69%very high
August Weather18°C (64°F)56 mm (2.2 inches)73%very high
September Weather17°C (63°F)79 mm (3.1 inches)79%high
October Weather15°C (59°F)139 mm (5.5 inches)89%moderate
November Weather11°C (53°F)117 mm (4.6 inches)92%low
December Weather10°C (50°F)159 mm (6.2 inches)92%low

Compare Saint-Cast-le-Guildo's Climate with Cities Worldwide