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
Château-d'Oex experiences a moderate temperature shift at the start of September, with average high-temperatures adjusting a bit from a pleasant 20.1°C (68.2°F) in August to an enjoyable 16.3°C (61.3°F). Throughout September, Château-d'Oex records an average temperature of 5.8°C (42.4°F) at night.Humidity
In September, the average relative humidity is 80%.Rainfall
In Château-d'Oex, in September, it is raining for 8.5 days, with typically 18mm (0.71") of accumulated precipitation. Throughout the year, in Château-d'Oex, there are 95.9 rainfall days, and 295mm (11.61") of precipitation is accumulated.Snowfall
Months with snowfall in Château-d'Oex, Switzerland, are January through May, September through December. September is the first month it typically snows in Château-d'Oex. Throughout September, in the average 0.2 snowfall days, it receives 2mm (0.08") of snow. Throughout the year, in Château-d'Oex, there are 35.5 snowfall days, and 508mm (20") of snow is accumulated.Daylight
In Château-d'Oex, the average length of the day in September is 12h and 33min.On the first day of the month, sunrise is at 06:52 and sunset at 20:10. On the last day of September, sunrise is at 07:29 and sunset at 19:13 CEST.
Sunshine
The average sunshine in September in Château-d'Oex, Switzerland, is 8.5h.UV index
In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In September, the maximum UV index of 3 transforms into these recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
What is the average September temperature in Château-d'Oex?
What is the average humidity in September in Château-d'Oex?
How much does it rain in Château-d'Oex in September?
When does it start to snow in Château-d'Oex?
What is the average length of the day in September in Château-d'Oex?
When are sunrise and sunset in September in Château-d'Oex?
How many hours of sunshine does Château-d'Oex have in September?
How high is the UV index in September in Château-d'Oex?
Average temperature in September
Château-d'Oex, Switzerland
- Average high temperature in September: 16.3°C
The warmest months (with the highest average high temperature) are July and August (20.1°C).
The month with the lowest average high temperature is January (0.5°C).
- Average low temperature in September: 5.8°C
The month with the highest average low temperature is July (8.8°C).
The coldest month (with the lowest average low temperature) is February (-7.8°C).
Average pressure in September
Château-d'Oex, Switzerland
- Average pressure in September: 1018.4mbar
The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in September
Château-d'Oex, Switzerland
- Average wind speed in September: 6.8km/h
The windiest month (with the highest average wind speed) is December (9.4km/h).
The calmest month (with the lowest average wind speed) is August (6.5km/h).
Average humidity in September
Château-d'Oex, Switzerland
- Average humidity in September: 80%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are July and August (78%).
Average rainfall in September
Château-d'Oex, Switzerland
- Average rainfall in September: 18mm
The wettest month (with the highest rainfall) is May (35mm).
The driest month (with the least rainfall) is November (14mm).
Average rainfall days in September
Château-d'Oex, Switzerland
- Average rainfall days in September: 8.5 days
The months with the highest number of rainy days are May, June and July (11.7 days).
The month with the least rainy days is November (3.6 days).
Average snowfall in September
Château-d'Oex, Switzerland
- Average snowfall in September: 2mm
The month with the highest snowfall is January (142mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Château-d'Oex, Switzerland
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Château-d'Oex, Switzerland
- Average daylight in September: 12h and 3min
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 42min).
- Average sunshine in September: 8h and 3min
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 6min).
Average sunshine days in September
Château-d'Oex, Switzerland
- Average sunshine days in September: 19.9 days
The month with the most sunshine days is December (22.9 days).
The month with the least sunshine days is June (15.2 days).
Average UV index in September
Château-d'Oex, Switzerland
- Average UV index in September: 3
The month with the highest UV index is June (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in September
Château-d'Oex, Switzerland
- Average cloud cover in September: 36
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Château-d'Oex, Switzerland
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (8km).
Château-d'Oex, Switzerland
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