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 comes with a mild decrease in the average high-temperature, moving subtly from a moderate 13.8°C (56.8°F) in August to a frosty 9.8°C (49.6°F). In Fafleralp, an average temperature of 1.5°C (34.7°F) is noted during September nights.Humidity
The average relative humidity in September in Fafleralp is 86%.Rainfall
In Fafleralp, Switzerland, during September, the rain falls for 17.5 days and regularly aggregates up to 36mm (1.42") of precipitation. In Fafleralp, during the entire year, the rain falls for 148 days and collects up to 606mm (23.86") of precipitation.Snowfall
Months with snowfall are January through December. In Fafleralp, in September, during 2.2 snowfall days, 43mm (1.69") of snow is typically accumulated. Throughout the year, there are 124.7 snowfall days, and 1943mm (76.5") 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 06:49 and sunset at 20:07. On the last day of September, in Fafleralp, sunrise is at 07:26 and sunset at 19:10 CEST.
Sunshine
The average sunshine in September in Fafleralp is 6.9h.UV index
In September, the average daily maximum UV index in Fafleralp is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 2 suggests this advice:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Frequently asked questions
What are the temperatures in Fafleralp in September?
What is the average humidity in September in Fafleralp?
How many days does it rain in September in Fafleralp?
How much does it snow in Fafleralp in September?
How many hours of daylight does Fafleralp have in September?
When are sunrise and sunset in September in Fafleralp?
How long on average sun shines in September in Fafleralp?
What is the UV index reading in September in Fafleralp?
Average temperature in September
Fafleralp, Switzerland
- Average high temperature in September: 9.8°C
The warmest month (with the highest average high temperature) is July (14.1°C).
The month with the lowest average high temperature is January (-4.2°C).
- Average low temperature in September: 1.5°C
The months with the highest average low temperature are July and August (4.3°C).
The coldest month (with the lowest average low temperature) is February (-13.8°C).
Average pressure in September
Fafleralp, Switzerland
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in September
Fafleralp, Switzerland
- Average wind speed in September: 6.6km/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 (5.9km/h).
Average humidity in September
Fafleralp, Switzerland
- Average humidity in September: 86%
The months with the highest relative humidity are March and April (93%).
The months with the lowest relative humidity are July and August (84%).
Average rainfall in September
Fafleralp, Switzerland
- Average rainfall in September: 36mm
The wettest months (with the highest rainfall) are June and August (74mm).
The driest month (with the least rainfall) is January (20mm).
Average rainfall days in September
Fafleralp, Switzerland
- Average rainfall days in September: 17.5 days
The month with the highest number of rainy days is July (25.3 days).
The month with the least rainy days is December (2.5 days).
Average snowfall in September
Fafleralp, Switzerland
- Average snowfall in September: 43mm
The month with the highest snowfall is November (472mm).
The month with the least snowfall is July (2mm).
Average snowfall days in September
Fafleralp, Switzerland
- Average snowfall days in September: 2.2 days
The month with the highest number of snowfall days is March (19.5 days).
The month with the least snowfall days is July (0.2 days).
Average daylight in September /
Average sunshine in September
Fafleralp, 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: 6h and 5min
The month with the most sunshine is July (Average sunshine: 8h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in September
Fafleralp, Switzerland
- Average sunshine days in September: 8.4 days
The month with the most sunshine days is December (18.5 days).
The month with the least sunshine days is August (3.9 days).
Average UV index in September
Fafleralp, Switzerland
- Average UV index in September: 2
The months with the highest UV index are June and July (UV index 3).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).
Average cloud cover in September
Fafleralp, Switzerland
- Average cloud cover in September: 57
The month with the most cloud cover is May (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 52).
Average visibility in September
Fafleralp, Switzerland
- Average visibility in September: 7km
The month with the highest visibility is July (8km).
The months with the lowest visibility are January, February, March, April, May and November (6km).
Fafleralp, Switzerland
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