August Weather in Chatel-Saint-Germain, France

Last updated: August 23, 2025

In August, the average temperature in Chatel-Saint-Germain, France is a pleasant 20°C (68°F). However, be prepared for fluctuations, as temperatures can drop to a chilly 7°C (46°F) and soar up to a sizzling 37°C (98°F). During this month, expect about 42 mm (1.7 in) of precipitation over roughly 10 days, and humidity levels can reach 80%, creating a rich and vibrant atmosphere. Plan accordingly to make the most of your time in this captivating locale!

August Temperature in Chatel-Saint-Germain

In August in Chatel-Saint-Germain, the average temperature is 20°C (68°F). Maximums can reach 37°C (98°F) and minimums can be as low as 7°C (46°F). This variety in temperatures makes Chatel-Saint-Germain an ideal destination for travelers seeking both warm and cool experiences.

August Weather in Chatel-Saint-Germain: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Chatel-Saint-Germain, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chatel-Saint-Germain, August typically has an average temperature of 20°C (68°F), with highs reaching up to 37°C (98°F) and lows dropping to around 7°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec374144505766686861534340
Data source: Temperature data for Chatel-Saint-Germain generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Chatel-Saint-Germain

In Chatel-Saint-Germain in August, the precipitation amount is 42 mm (1.7 in) over the course of 10 days.

August Precipitation Trends in Chatel-Saint-Germain

The chart displays monthly precipitation patterns in Chatel-Saint-Germain, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Chatel-Saint-Germain, August typically receives around 42 mm (1.7 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec7474704174696443646970112
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in Chatel-Saint-Germain

In Chatel-Saint-Germain in August, humidity is 80%. With an average temperature of 20°C (68°F), this humidity feels like traveling through a warm, dense blanket that clings to your skin, making you feel both sticky and lethargic as you explore the sights.

August Average Humidity in Chatel-Saint-Germain

This chart illustrates the average monthly humidity levels in Chatel-Saint-Germain, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Chatel-Saint-Germain is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%88%84%81%82%82%80%83%89%91%93%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Chatel-Saint-Germain

In Chatel-Saint-Germain in August, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Chatel-Saint-Germain.

Maximum UV Index Levels in Chatel-Saint-Germain for August

The chart shows the monthly maximum UV Index (UVI) for Chatel-Saint-Germain in August, 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 August, the maximum UV index in Chatel-Saint-Germain typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234689886421
Data source: Chatel-Saint-Germain August 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 August Weather in Chatel-Saint-Germain Compares to Other Months

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

This table compares monthly weather conditions in Chatel-Saint-Germain, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)74 mm (2.9 inches)91%low
February Weather5°C (41°F)74 mm (2.9 inches)90%moderate
March Weather7°C (44°F)70 mm (2.8 inches)88%moderate
April Weather10°C (51°F)41 mm (1.6 inches)84%high
May Weather14°C (57°F)74 mm (2.9 inches)81%very high
June Weather19°C (66°F)69 mm (2.7 inches)82%very high
July Weather20°C (69°F)64 mm (2.5 inches)82%very high
August Weather20°C (68°F)42 mm (1.7 inches)80%very high
September Weather16°C (61°F)64 mm (2.5 inches)83%high
October Weather12°C (53°F)69 mm (2.7 inches)89%moderate
November Weather6°C (43°F)70 mm (2.8 inches)91%low
December Weather4°C (40°F)112 mm (4.4 inches)93%low

Compare Chatel-Saint-Germain's Climate with Cities Worldwide