August weather forecastKnonau, Switzerland
August weather for Knonau, Switzerland: The last month of the summer, August, is also an agreeable month in Knonau, Switzerland, with an average temperature varying between 10.9°C (51.6°F) and 22.1°C (71.8°F). The temperatures in Knonau reach their highest averages in August, with highs of 22.1°C (71.8°F) and lows of 10.9°C (51.6°F).
August
Weather in August
The last month of the summer, August, is also an agreeable month in Knonau, Switzerland, with an average temperature varying between 10.9°C (51.6°F) and 22.1°C (71.8°F).Temperature
The temperatures reach their highest averages in August, with highs of 22.1°C (71.8°F) and lows of 10.9°C (51.6°F).Humidity
The months with the lowest humidity in Knonau are July and August, with an average relative humidity of 77%.Rainfall
In Knonau, in August, it is raining for 18.3 days, with typically 115mm (4.53") of accumulated precipitation. Throughout the year, there are 186.8 rainfall days, and 981mm (38.62") of precipitation is accumulated.Snowfall
In Knonau, snow does not fall in June through September.Daylight
The average length of the day in August is 14h and 11min.On the first day of August in Knonau, sunrise is at 06:05 and sunset at 20:59. On the last day of the month, sunrise is at 06:44 and sunset at 20:07 CEST.
Sunshine
In August, the average sunshine in Knonau is 10.2h.UV index
The average daily maximum UV index in August in Knonau is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The average daily UV index of 4 in August transforms into the following instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Knonau, Switzerland
- Average high temperature in August: 22.1°C
The warmest month (with the highest average high temperature) is August (22.1°C).
The month with the lowest average high temperature is January (2.2°C).
- Average low temperature in August: 10.9°C
The month with the highest average low temperature is August (10.9°C).
The coldest month (with the lowest average low temperature) is February (-4.9°C).
Average pressure in August
Knonau, Switzerland
- Average pressure in August: 1017.8mbar
The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in August
Knonau, Switzerland
- Average wind speed in August: 6.2km/h
The windiest month (with the highest average wind speed) is December (8.3km/h).
The calmest month (with the lowest average wind speed) is August (6.2km/h).
Average humidity in August
Knonau, Switzerland
- Average humidity in August: 77%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in August
Knonau, Switzerland
- Average rainfall in August: 115mm
The wettest month (with the highest rainfall) is July (121mm).
The driest month (with the least rainfall) is September (52mm).
Average rainfall days in August
Knonau, Switzerland
- Average rainfall days in August: 18.3 days
The month with the highest number of rainy days is May (21.5 days).
The month with the least rainy days is October (11.2 days).
Average snowfall in August
Knonau, Switzerland
- Average snowfall in August: 0mm
The month with the highest snowfall is February (169mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in August
Knonau, Switzerland
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Knonau, Switzerland
- Average daylight in August: 14h and 12min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in August: 10h and 12min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in August
Knonau, Switzerland
- Average sunshine days in August: 10.1 days
The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is June (7.3 days).
Average UV index in August
Knonau, Switzerland
- Average UV index in August: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in August
Knonau, Switzerland
- Average cloud cover in August: 33
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in August
Knonau, Switzerland
- Average visibility in August: 8km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (8km).
The month with the lowest visibility is January (7km).





