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
September
Weather in September
Temperature
In Bovernier, the beginning of September is marked by a marginally lowered average high-temperature, shifting from August's enjoyable 16.2°C (61.2°F) to a cool 12°C (53.6°F). Throughout September, the temperature in Bovernier tends to fall to a consistent average low of 2.8°C (37°F).Humidity
In Bovernier, the average relative humidity in September is 82%.Rainfall
The month with the least rainfall is September, when the rain falls for 14.1 days and typically collects 43mm (1.69") of precipitation.Snowfall
January through May, August through December are months with snowfall. In Bovernier, during September, snow falls for 1.2 days and regularly aggregates up to 12mm (0.47") of snow. Throughout the year, in Bovernier, Switzerland, there are 97.6 snowfall days, and 2767mm (108.94") of snow is accumulated.Daylight
The average length of the day in September in Bovernier is 12h and 32min.On the first day of the month, sunrise is at 06:52 and sunset at 20:10. On the last day of September, in Bovernier, sunrise is at 07:29 and sunset at 19:13 CEST.
Sunshine
In September, the average sunshine in Bovernier, Switzerland, is 8.2h.UV index
In September, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: In September, the maximum UV index of 2 suggests this advice:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Bovernier?
What is the average humidity in September in Bovernier?
What is the driest month in Bovernier?
How many days does it rain in September in Bovernier?
How much does it snow in Bovernier in September?
How many hours of daylight does Bovernier have in September?
When are sunrise and sunset in September in Bovernier?
How long on average sun shines in September in Bovernier?
What is the UV index intensity in September in Bovernier?
Average temperature in September
Bovernier, Switzerland
- Average high temperature in September: 12°C
The warmest month (with the highest average high temperature) is August (16.2°C).
The month with the lowest average high temperature is January (-2.9°C).
- Average low temperature in September: 2.8°C
The months with the highest average low temperature are July and August (5.6°C).
The coldest month (with the lowest average low temperature) is January (-12.3°C).
Average pressure in September
Bovernier, 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
Bovernier, Switzerland
- Average wind speed in September: 6.7km/h
The windiest months (with the highest average wind speed) are November and December (8.7km/h).
The calmest month (with the lowest average wind speed) is August (6.5km/h).
Average humidity in September
Bovernier, Switzerland
- Average humidity in September: 82%
The month with the highest relative humidity is March (91%).
The month with the lowest relative humidity is August (79%).
Average rainfall in September
Bovernier, Switzerland
- Average rainfall in September: 43mm
The wettest month (with the highest rainfall) is May (117mm).
The driest month (with the least rainfall) is September (43mm).
Average rainfall days in September
Bovernier, Switzerland
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is May (21.2 days).
The month with the least rainy days is January (4.7 days).
Average snowfall in September
Bovernier, Switzerland
- Average snowfall in September: 12mm
The month with the highest snowfall is December (669mm).
The months with the least snowfall are June and July (0mm).
Average snowfall days in September
Bovernier, Switzerland
- Average snowfall days in September: 1.2 days
The month with the highest number of snowfall days is January (18.5 days).
The months with the least snowfall days are June and July (0 days).
Average daylight in September /
Average sunshine in September
Bovernier, 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: 8h and 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The months with the least sunshine are January and December (Average sunshine: 4h and 42min).
Average sunshine days in September
Bovernier, Switzerland
- Average sunshine days in September: 12.9 days
The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is May (6.3 days).
Average UV index in September
Bovernier, Switzerland
- Average UV index in September: 2
The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in September
Bovernier, Switzerland
- Average cloud cover in September: 42
The months with the most cloud cover are February, March and May (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in September
Bovernier, 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).
