Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September's arrival subtly correlates with a reduction in the average high-temperature, down from a warm 24.6°C (76.3°F) in August to a pleasant 20.2°C (68.4°F). The average temperature in Sorengo, Switzerland, drops to a chilly 9.3°C (48.7°F) during the night in the month of September.Humidity
In September, the average relative humidity is 76%.Rainfall
In Sorengo, during September, the rain falls for 8.3 days and regularly aggregates up to 16mm (0.63") of precipitation. Throughout the year, in Sorengo, there are 102.6 rainfall days, and 414mm (16.3") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In Sorengo, the average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 06:45 and sunset at 20:02. On the last day of September, in Sorengo, sunrise is at 07:22 and sunset at 19:06 CEST.
Sunshine
The average sunshine in September is 9.2h.UV index
In Sorengo, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: In September, the maximum UV index of 4 translates into these guidelines:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Frequently asked questions
What are September temperatures in Sorengo?
What is the average humidity in September in Sorengo?
How many days does it rain in September in Sorengo?
When it does not snow in Sorengo?
How many hours of daylight does Sorengo have in September?
When is the sunrise / sunset in September in Sorengo?
How many hours of sunshine does Sorengo have in September?
What is the UV index intensity in September in Sorengo?
Average temperature in September
Sorengo, Switzerland
- Average high temperature in September: 20.2°C
The warmest month (with the highest average high temperature) is July (25.2°C).
The month with the lowest average high temperature is January (4.5°C).
- Average low temperature in September: 9.3°C
The months with the highest average low temperature are July and August (12.8°C).
The coldest month (with the lowest average low temperature) is January (-2.3°C).
Average pressure in September
Sorengo, Switzerland
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is December (1020.5mbar).
The month with the lowest atmospheric pressure is April (1015mbar).
Average wind speed in September
Sorengo, Switzerland
- Average wind speed in September: 7km/h
The windiest month (with the highest average wind speed) is July (7.7km/h).
The calmest month (with the lowest average wind speed) is November (6.1km/h).
Average humidity in September
Sorengo, Switzerland
- Average humidity in September: 76%
The month with the highest relative humidity is November (80%).
The months with the lowest relative humidity are January and July (72%).
Average rainfall in September
Sorengo, Switzerland
- Average rainfall in September: 16mm
The wettest month (with the highest rainfall) is November (70mm).
The driest month (with the least rainfall) is January (7mm).
Average rainfall days in September
Sorengo, Switzerland
- Average rainfall days in September: 8.3 days
The month with the highest number of rainy days is May (11.8 days).
The month with the least rainy days is December (4.1 days).
Average snowfall in September
Sorengo, Switzerland
- Average snowfall in September: 0mm
The month with the highest snowfall is February (9mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Sorengo, Switzerland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Sorengo, Switzerland
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is November (Average sunshine: 5h and 18min).
Average sunshine days in September
Sorengo, Switzerland
- Average sunshine days in September: 19.6 days
The month with the most sunshine days is December (25.8 days).
The month with the least sunshine days is June (16.9 days).
Average UV index in September
Sorengo, Switzerland
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Sorengo, Switzerland
- Average cloud cover in September: 31
The month with the most cloud cover is November (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 23).
Average visibility in September
Sorengo, Switzerland
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, November and December (9km).
The month with the lowest visibility is October (8km).
Sorengo, Switzerland
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