Geneva
Switzerland
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Geneva, Switzerland

The Leman Lake, flowing through the city of Geneva, Switzerland, in a stunning aerial panorama of the cityscape and the distant mountains
The Leman Lake, flowing through the city of Geneva, Switzerland, in a stunning aerial panorama of the cityscape and the distant mountains
August, the last month of the summer, in Geneva, is another warm month, with average temperature fluctuating between 25.8°C (78.4°F) and 14°C (57.2°F).

Temperature

In Geneva, the average high-temperature is relatively the same as in July - a still warm 25.8°C (78.4°F). In August, the average low-temperature is 14°C (57.2°F).

Humidity

In August, the average relative humidity in Geneva is 67%.

Rainfall

In Geneva, during August, the rain falls for 7.9 days and regularly aggregates up to 82mm (3.2") of precipitation. In Geneva, during the entire year, the rain falls for 109 days and collects up to 1006mm (39.6") of precipitation.

Snowfall

In Geneva snow does not fall in May through October.

Daylight

In Geneva, the average length of the day in August is 14.1h.

Sunshine

The average sunshine in Geneva is 7.6h.

UV index

In Geneva, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 7 transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in August in Geneva?

In August, in Geneva, the average high-temperature is 25.8°C (78.4°F), and the average low-temperature is 14°C (57.2°F).

What is the average humidity in August in Geneva?

The average relative humidity in August in Geneva, Switzerland, is 67%.

How many days does it rain in August in Geneva?

In Geneva, in August, during 7.9 rainfall days, 82mm (3.2") of precipitation is typically accumulated.

When it does not snow in Geneva?

May through October are months without snowfall in Geneva, Switzerland.

How many hours of daylight does Geneva have in August?

In Geneva, Switzerland, the average length of the day in August is 14.1h.

How long on average sun shines in August in Geneva?

The average sunshine in August in Geneva, Switzerland, is 7.6h.

How high is the UV index in August in Geneva?

In Geneva, the average daily maximum UV index in August is 7. A UV Index of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV radiation.
Average temperature in August - Geneva, Switzerland
  • Average high temperature in August: 25.8°C

The warmest month (with the highest average high temperature) is July (26.5°C).
The month with the lowest average high temperature is January (4.5°C).

  • Average low temperature in August: 14°C

The month with the highest average low temperature is July (14.4°C).
The coldest month (with the lowest average low temperature) is January (-1.3°C).

Average humidity in August - Geneva, Switzerland
  • Average humidity in August: 67%

Months with the highest relative humidity are January, November and December (81%).
The month with the lowest relative humidity is July (64%).

Average rainfall in August - Geneva, Switzerland
  • Average rainfall in August: 82mm

The wettest month (with the highest rainfall) is October (105mm).
The driest month (with the lowest rainfall) is February (68mm).

Average rainfall days in August - Geneva, Switzerland
  • Average rainfall days in August: 7.9 days

The month with the highest number of rainy days is May (10.6 days).
The month with the lowest number of rainy days is July (7.6 days).

Average snowfall in August - Geneva, Switzerland
  • Average snowfall in August: 0mm

The month with the highest snowfall is January (108mm).
Months with the lowest snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in August - Geneva, Switzerland
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (2.5 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average daylight in August / Average sunshine in August - Geneva, Switzerland
  • Average daylight in August: 14.1h

The month with the longest days is June (Average daylight: 15.7h).
The month with shortest days is December (Average daylight: 8.7h).

  • Average sunshine in August: 7.6h

The month with most sunshine is July (Average sunshine: 8.5h).
The month with least sunshine is December (Average sunshine: 1.6h).

Average UV index in August - Geneva, Switzerland
  • Average UV index in August: 7

Months with the highest UV index are June and July (UV index 8).
Months with the lowest UV index are January, November and December (UV index 1).