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August Weather in Geneva, United States

Last updated: June 24, 2025

In August, the average temperature in Geneva, United States reaches a warm 27°C (81°F). Expect a minimum temperature of 19°C (67°F) and a scorching maximum of 38°C (100°F). During this month, you can anticipate a total precipitation of 164 mm (6.4 in), spread over 21 days. With an average humidity of 78%, the atmosphere will certainly feel tropical!

August Temperature in Geneva

In August in Geneva, the average temperature is 27°C (81°F). The maximum can reach 38°C (100°F) and the minimum can be as low as 19°C (67°F). This makes Geneva an ideal destination for travelers seeking warm and pleasant weather during this time of year.

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

The chart illustrates August temperature patterns in Geneva, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Geneva, August typically has an average temperature of 27°C (81°F), with highs reaching up to 38°C (100°F) and lows dropping to around 19°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec525863677580818179725955
Data source: Temperature data for Geneva 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 Geneva

In Geneva in August, the total precipitation amount is 164 mm (6.4 in) spread over a period of 21 days.

August Precipitation Trends in Geneva

The chart displays monthly precipitation patterns in Geneva, 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 Geneva, August typically receives around 164 mm (6.4 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec90117721081021421321641158343142
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Geneva

In Geneva in August humidity is 78%. With an average temperature of 27°C (81°F), this humidity feels like a warm, heavy embrace that makes traveling feel both invigorating and exhausting. Moments spent outside can quickly become clammy and uncomfortable, urging travelers to seek shade and hydration as they explore.

August Average Humidity in Geneva

This chart illustrates the average monthly humidity levels in Geneva, 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 Geneva is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%82%79%77%74%70%78%78%79%74%83%86%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Geneva

In Geneva in August, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Geneva.

Maximum UV Index Levels in Geneva for August

The chart shows the monthly maximum UV Index (UVI) for Geneva 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 Geneva typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111111121110864
Data source: Geneva 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 Geneva Compares to Other Months

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

This table compares monthly weather conditions in Geneva, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)90 mm (3.5 inches)83%moderate
February Weather15°C (59°F)117 mm (4.6 inches)82%very high
March Weather17°C (63°F)71 mm (2.8 inches)79%very high
April Weather19°C (67°F)108 mm (4.3 inches)77%extreme
May Weather24°C (75°F)102 mm (4.0 inches)74%extreme
June Weather26°C (80°F)142 mm (5.6 inches)70%extreme
July Weather27°C (81°F)132 mm (5.2 inches)78%extreme
August Weather27°C (81°F)164 mm (6.4 inches)78%extreme
September Weather26°C (79°F)115 mm (4.5 inches)79%very high
October Weather22°C (72°F)83 mm (3.3 inches)74%very high
November Weather15°C (59°F)43 mm (1.7 inches)83%high
December Weather13°C (55°F)142 mm (5.6 inches)86%moderate

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