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August Weather in Chatel-Saint-Denis, Switzerland

Last updated: August 27, 2025

In August, the average temperature in Chatel-Saint-Denis, Switzerland hovers around 17°C (62°F), with a minimum of 6°C (43°F) and a maximum reaching 30°C (86°F). Expect some wet days, as precipitation amounts to 152 mm (6.0 in) over approximately 15 days. With an average humidity of 77%, the atmosphere feels quite humid, so be prepared for a mix of warmth and moisture!

August Temperature in Chatel-Saint-Denis

In August in Chatel-Saint-Denis, the average temperature is 17°C (62°F), with maximums reaching up to 30°C (86°F) and minimums dropping as low as 6°C (43°F). It's advisable to pack layers to enjoy both warm days and cooler evenings while exploring this destination.

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

The chart illustrates August temperature patterns in Chatel-Saint-Denis, 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-Denis, August typically has an average temperature of 17°C (62°F), with highs reaching up to 30°C (86°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec293438445160636256483931
Data source: Temperature data for Chatel-Saint-Denis 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.

August Precipitation in Chatel-Saint-Denis

In Chatel-Saint-Denis in August, the precipitation amount is 152 mm (6.0 in) over the course of 15 days.

August Precipitation Trends in Chatel-Saint-Denis

The chart displays monthly precipitation patterns in Chatel-Saint-Denis, 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-Denis, August typically receives around 152 mm (6.0 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec13210613576182159165152100120106208
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Chatel-Saint-Denis

In Chatel-Saint-Denis in August humidity is 77%. With an average temperature of 17°C (62°F), this humidity feels like a warm embrace, creating a lush, almost tropical atmosphere that can be quite stifling for traveling, making it essential to stay hydrated and take frequent breaks in the shade.

August Average Humidity in Chatel-Saint-Denis

This chart illustrates the average monthly humidity levels in Chatel-Saint-Denis, 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-Denis is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%84%80%82%82%77%81%89%89%91%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Chatel-Saint-Denis

In Chatel-Saint-Denis in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Chatel-Saint-Denis.

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

The chart shows the monthly maximum UV Index (UVI) for Chatel-Saint-Denis 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-Denis typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2467810997532
Data source: Chatel-Saint-Denis 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-Denis Compares to Other Months

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

This table compares monthly weather conditions in Chatel-Saint-Denis, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)132 mm (5.2 inches)91%low
February Weather1°C (34°F)106 mm (4.2 inches)89%moderate
March Weather3°C (38°F)135 mm (5.3 inches)87%high
April Weather7°C (45°F)76 mm (3.0 inches)84%high
May Weather11°C (51°F)182 mm (7.2 inches)80%very high
June Weather16°C (60°F)159 mm (6.3 inches)82%very high
July Weather17°C (63°F)165 mm (6.5 inches)82%very high
August Weather17°C (62°F)152 mm (6.0 inches)77%very high
September Weather13°C (56°F)100 mm (3.9 inches)81%high
October Weather9°C (48°F)120 mm (4.7 inches)89%moderate
November Weather4°C (39°F)106 mm (4.2 inches)89%moderate
December Weather0°C (32°F)208 mm (8.2 inches)91%low

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