August Weather in Geneva, United States

Last updated: June 24, 2025

In Geneva, United States, the average temperature in August hovers around 21°C (70°F), with a minimum of 9°C (49°F) and a maximum reaching up to 35°C (95°F). Expect a total precipitation of 110 mm (4.3 in) spread over 11 days, contributing to an average humidity level of 77%. Prepare for a mix of warm days and refreshing rains!

August Temperature in Geneva

In August in Geneva, the average temperature is 21°C (70°F). Maximum temperatures can reach 35°C (95°F), while minimums can drop as low as 9°C (49°F). This weather makes Geneva an ideal destination for travelers seeking both warmth and refreshing cooler evenings.

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 21°C (70°F), with highs reaching up to 35°C (95°F) and lows dropping to around 9°C (49°F).

Data source: Temperature data for Geneva generated using information from the Copernicus Climate Change Service.

August Precipitation in Geneva

In Geneva in August, the precipitation amount is 110 mm (4.3 in) spread over 11 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 110 mm (4.3 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

August Humidity in Geneva

In Geneva in August, humidity is 77%. With an average temperature of 21°C (70°F), this humidity feels like a warm, slightly sticky embrace, making travel invigorating yet slightly uncomfortable as you navigate the vibrant streets and outdoor attractions.

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 77%, offering insight into how humid the weather typically is during this month.

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 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 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 9, which falls under the very high exposure category.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	-8°C (17°F)	36 mm (1.4 inches)	82%	moderate
February Weather	-9°C (17°F)	46 mm (1.8 inches)	84%	moderate
March Weather	1°C (34°F)	69 mm (2.7 inches)	80%	moderate
April Weather	7°C (44°F)	86 mm (3.4 inches)	81%	very high
May Weather	15°C (59°F)	146 mm (5.8 inches)	74%	very high
June Weather	22°C (71°F)	139 mm (5.5 inches)	80%	very high
July Weather	23°C (74°F)	103 mm (4.1 inches)	80%	very high
August Weather	21°C (70°F)	110 mm (4.3 inches)	77%	very high
September Weather	18°C (65°F)	124 mm (4.9 inches)	75%	very high
October Weather	9°C (49°F)	101 mm (4.0 inches)	80%	moderate
November Weather	1°C (34°F)	45 mm (1.8 inches)	87%	moderate
December Weather	-4°C (25°F)	39 mm (1.6 inches)	83%	moderate