September weather forecastNetstal, Switzerland
September
Weather in September
The first month of the autumn, September, is also a moderate month in Netstal, Switzerland, with an average temperature fluctuating between 4.5°C (40.1°F) and 14.2°C (57.6°F).Temperature
With the onset of September, Netstal experiences a modest temperature adjustment, with the average high-temperature gently receding from an enjoyable 18°C (64.4°F) in August to a still refreshing 14.2°C (57.6°F). Netstal encounters a steady low-temperature average of 4.5°C (40.1°F) throughout the month of September.Humidity
In Netstal, the average relative humidity in September is 84%.Rainfall
In Netstal, Switzerland, in September, during 16.1 rainfall days, 104mm (4.09") of precipitation is typically accumulated. Throughout the year, in Netstal, there are 142.8 rainfall days, and 1680mm (66.14") of precipitation is accumulated.Snowfall
Months with snowfall in Netstal are January through December. In September, in Netstal, it is snowing for 3.7 days. Throughout September, 116mm (4.57") of snow is accumulated. In Netstal, during the entire year, snow falls for 135.1 days and aggregates up to 6644mm (261.57") of snow.Daylight
In Netstal, Switzerland, the average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 06:43 and sunset at 20:03. On the last day of September, sunrise is at 07:21 and sunset at 19:05 CEST.
Sunshine
The average sunshine in September in Netstal is 7.5h.UV index
The average daily maximum UV index in September in Netstal is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 3 during September leads to these advisories:
Undertake precautions - Obligation exists to protect against skin and eye damage. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Netstal, Switzerland
- Average high temperature in September: 14.2°C
The warmest month (with the highest average high temperature) is August (18°C).
The months with the lowest average high temperature are January and February (-1.4°C).
- Average low temperature in September: 4.5°C
The month with the highest average low temperature is August (7.8°C).
The coldest month (with the lowest average low temperature) is February (-9.1°C).
Average pressure in September
Netstal, Switzerland
- Average pressure in September: 1018.5mbar
The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in September
Netstal, Switzerland
- Average wind speed in September: 6.9km/h
The windiest month (with the highest average wind speed) is December (9.5km/h).
The calmest month (with the lowest average wind speed) is August (6.8km/h).
Average humidity in September
Netstal, Switzerland
- Average humidity in September: 84%
The month with the highest relative humidity is March (92%).
The month with the lowest relative humidity is July (81%).
Average rainfall in September
Netstal, Switzerland
- Average rainfall in September: 104mm
The wettest month (with the highest rainfall) is August (223mm).
The driest month (with the least rainfall) is February (90mm).
Average rainfall days in September
Netstal, Switzerland
- Average rainfall days in September: 16.1 days
The month with the highest number of rainy days is July (23.8 days).
The month with the least rainy days is February (1.6 days).
Average snowfall in September
Netstal, Switzerland
- Average snowfall in September: 116mm
The month with the highest snowfall is December (1197mm).
The month with the least snowfall is July (6mm).
Average snowfall days in September
Netstal, Switzerland
- Average snowfall days in September: 3.7 days
The month with the highest number of snowfall days is March (21.1 days).
The month with the least snowfall days is July (0.3 days).
Average daylight in September /
Average sunshine in September
Netstal, Switzerland
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 7h and 30min
The month with the most sunshine is July (Average sunshine: 8h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).
Average sunshine days in September
Netstal, Switzerland
- Average sunshine days in September: 10.8 days
The month with the most sunshine days is October (15 days).
The month with the least sunshine days is May (4.9 days).
Average UV index in September
Netstal, Switzerland
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in September
Netstal, Switzerland
- Average cloud cover in September: 49
The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 47).
Average visibility in September
Netstal, Switzerland
- Average visibility in September: 7km
The month with the highest visibility is July (8km).
The months with the lowest visibility are January, February and March (6km).





