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August Weather in Groissiat, France

Last updated: August 23, 2025

In August, the average temperature in Groissiat, France is a pleasant 20°C (69°F), with minimums dipping to 7°C (44°F) and soaring up to a maximum of 38°C (100°F). Expect around 83 mm (3.3 in) of precipitation spread over 11 days, accompanied by an average humidity level of 77%. Embrace the dynamic weather that this vibrant locale offers!

August Temperature in Groissiat

In August in Groissiat, the average temperature is 20°C (69°F). The maximum can reach 38°C (100°F), while the minimum can drop to as low as 7°C (44°F). Be prepared for a wide range of temperatures, making it a great time for both outdoor adventures and cozy indoor activities.

August Weather in Groissiat: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Groissiat, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Groissiat, August typically has an average temperature of 20°C (69°F), with highs reaching up to 38°C (100°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec364145525766696861534339
Data source: Temperature data for Groissiat 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 Groissiat

In Groissiat in August, the precipitation amount is 83 mm (3.3 in) over the course of 11 days.

August Precipitation Trends in Groissiat

The chart displays monthly precipitation patterns in Groissiat, 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 Groissiat, August typically receives around 83 mm (3.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec13910414567156133928389123129237
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Groissiat

In Groissiat in August, humidity is 77%. With an average temperature of 20°C (69°F), this humidity feels like a sultry embrace, making travel comfortable yet slightly sticky, as the moist air clings to your skin with every step you take.

August Average Humidity in Groissiat

This chart illustrates the average monthly humidity levels in Groissiat, 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 Groissiat 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 Groissiat

In Groissiat 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 Groissiat.

Maximum UV Index Levels in Groissiat for August

The chart shows the monthly maximum UV Index (UVI) for Groissiat 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 Groissiat typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2356810986432
Data source: Groissiat 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 Groissiat Compares to Other Months

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

This table compares monthly weather conditions in Groissiat, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)139 mm (5.5 inches)91%low
February Weather5°C (42°F)104 mm (4.1 inches)89%moderate
March Weather7°C (46°F)145 mm (5.7 inches)87%moderate
April Weather11°C (52°F)67 mm (2.6 inches)84%high
May Weather14°C (58°F)156 mm (6.2 inches)80%very high
June Weather19°C (66°F)133 mm (5.2 inches)82%very high
July Weather21°C (70°F)92 mm (3.6 inches)82%very high
August Weather20°C (69°F)83 mm (3.3 inches)77%very high
September Weather16°C (62°F)89 mm (3.5 inches)81%high
October Weather12°C (53°F)123 mm (4.8 inches)89%moderate
November Weather6°C (43°F)128 mm (5.1 inches)89%moderate
December Weather4°C (39°F)237 mm (9.3 inches)91%low

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