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 marks a gentle change in average high-temperature, declining from August's 18.5°C (65.3°F) to a still refreshing 14.2°C (57.6°F). Duvin records an average nighttime low-temperature of 3.8°C (38.8°F) throughout September.Humidity
In September, the average relative humidity in Duvin is 82%.Rainfall
In Duvin, during September, the rain falls for 12.1 days and regularly aggregates up to 27mm (1.06") of precipitation. Throughout the year, there are 142.4 rainfall days, and 455mm (17.91") of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall in Duvin. September is the first month it typically snows in Duvin, Switzerland. Throughout September, in the average 0.3 snowfall days, it receives 3mm (0.12") of snow. Throughout the year, in Duvin, there are 75.1 snowfall days, and 712mm (28.03") of snow is accumulated.Daylight
In September, the average length of the day is 12h and 33min.On the first day of the month, sunrise is at 06:43 and sunset at 20:02. On the last day of September, in Duvin, sunrise is at 07:21 and sunset at 19:04 CEST.
Sunshine
In Duvin, Switzerland, the average sunshine in September is 8.8h.UV index
The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high UV index of 3 in September translates into the following recommendations:
Act with care - The need to guard against sun damage is communicated. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the average September temperature in Duvin?
What is the average humidity in September in Duvin?
How much does it rain in Duvin in September?
When does it start snowing in Duvin?
What is the average length of the day in September in Duvin?
What time are sunrise and sunset in September in Duvin?
How long on average sun shines in September in Duvin?
What is the UV index intensity in September in Duvin?
Average temperature in September
Duvin, Switzerland
- Average high temperature in September: 14.2°C
The warmest months (with the highest average high temperature) are July and August (18.5°C).
The month with the lowest average high temperature is January (-1.7°C).
- Average low temperature in September: 3.8°C
The month with the highest average low temperature is August (7°C).
The coldest month (with the lowest average low temperature) is February (-10.1°C).
Average pressure in September
Duvin, Switzerland
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in September
Duvin, Switzerland
- Average wind speed in September: 6.2km/h
The windiest month (with the highest average wind speed) is November (8km/h).
The calmest month (with the lowest average wind speed) is August (6km/h).
Average humidity in September
Duvin, Switzerland
- Average humidity in September: 82%
The month with the highest relative humidity is March (91%).
The months with the lowest relative humidity are July and August (80%).
Average rainfall in September
Duvin, Switzerland
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is August (71mm).
The driest month (with the least rainfall) is February (22mm).
Average rainfall days in September
Duvin, Switzerland
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is August (17.2 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in September
Duvin, Switzerland
- Average snowfall in September: 3mm
The month with the highest snowfall is January (144mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Duvin, Switzerland
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Duvin, Switzerland
- Average daylight in September: 12h and 4min
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: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in September
Duvin, Switzerland
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is October (17.9 days).
The month with the least sunshine days is June (9.2 days).
Average UV index in September
Duvin, 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 and November (UV index 1).
Average cloud cover in September
Duvin, Switzerland
- Average cloud cover in September: 41
The months with the most cloud cover are February and March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in September
Duvin, Switzerland
- Average visibility in September: 7km
The months with the highest visibility are June, July, August and October (8km).
The months with the lowest visibility are January, February and March (6km).
Duvin, Switzerland
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