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August Weather in Saint-Germain, France

Last updated: August 23, 2025

In August, the average temperature in Saint-Germain, France hovers around 20°C (69°F), with a minimum dipping to 5°C (42°F) and a maximum reaching up to 37°C (99°F). Expect about 46 mm (1.8 in) of precipitation spread across 11 days, contributing to an average humidity level of 77%.

August Temperature in Saint-Germain

In August in Saint-Germain, the average temperature is 20°C (69°F). Maximum temperatures can reach 37°C (99°F), while the minimum can drop as low as 5°C (42°F). Be sure to pack accordingly, as you may experience a wide range of temperatures during your travels.

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

The chart illustrates August temperature patterns in 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 Saint-Germain, August typically has an average temperature of 20°C (69°F), with highs reaching up to 37°C (99°F) and lows dropping to around 5°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec364045515766696861524339
Data source: Temperature data for Saint-Germain 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 Saint-Germain

In Saint-Germain in August, the precipitation amount is 46 mm (1.8 in) over the course of 11 days.

August Precipitation Trends in Saint-Germain

The chart displays monthly precipitation patterns in 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 Saint-Germain, August typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec13311112353119856447599696187
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Saint-Germain

In Saint-Germain 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 Saint-Germain

This chart illustrates the average monthly humidity levels in 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 Saint-Germain 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 Saint-Germain

In 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 Saint-Germain.

Maximum UV Index Levels in Saint-Germain for August

The chart shows the monthly maximum UV Index (UVI) for 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 Saint-Germain typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: 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 Saint-Germain Compares to Other Months

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

This table compares monthly weather conditions in Saint-Germain, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)132 mm (5.2 inches)91%low
February Weather5°C (41°F)111 mm (4.4 inches)89%moderate
March Weather7°C (45°F)123 mm (4.8 inches)87%moderate
April Weather11°C (51°F)53 mm (2.1 inches)84%high
May Weather14°C (57°F)119 mm (4.7 inches)80%very high
June Weather19°C (67°F)85 mm (3.3 inches)82%very high
July Weather21°C (69°F)64 mm (2.5 inches)82%very high
August Weather20°C (69°F)46 mm (1.8 inches)77%very high
September Weather16°C (61°F)59 mm (2.3 inches)81%high
October Weather11°C (53°F)96 mm (3.8 inches)89%moderate
November Weather6°C (43°F)96 mm (3.8 inches)89%low
December Weather4°C (39°F)187 mm (7.4 inches)91%low

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