September weather forecast
Goppenstein, Switzerland

September

Weather in September

The first month of the autumn, September, is also a fresh month in Goppenstein, Switzerland, with an average temperature fluctuating between 12°C (53.6°F) and 2.8°C (37°F).

Temperature

September's onset brings a negligible change in high-temperatures, falling from a comfortable 16.2°C (61.2°F) in August to a cool 12°C (53.6°F). In September, Goppenstein records an average nighttime temperature of 2.8°C (37°F).

Humidity

In September, the average relative humidity in Goppenstein is 83%.

Rainfall

In Goppenstein, during September, the rain falls for 16.2 days and regularly aggregates up to 30mm (1.18") of precipitation. In Goppenstein, during the entire year, the rain falls for 172.2 days and collects up to 522mm (20.55") of precipitation.

Snowfall

January through June, August through December are months with snowfall. In Goppenstein, in September, during 1.7 snowfall days, 12mm (0.47") of snow is typically accumulated. In Goppenstein, during the entire year, snow falls for 111 days and aggregates up to 1205mm (47.44") of snow.

Daylight

In Goppenstein, the average length of the day in September is 12h and 33min.
On the first day of September, sunrise is at 06:49 and sunset at 20:07. On the last day of the month, sunrise is at 07:26 and sunset at 19:10 CEST.

Sunshine

In September, the average sunshine in Goppenstein, Switzerland, is 8.2h.

UV index

The average daily maximum UV index in September in Goppenstein, Switzerland, is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 2 in September leads to these recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. It's recommended to limit sun exposure when its radiation is at its peak during midday. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.

Frequently asked questions

What are the temperatures in Goppenstein in September?
In September, in Goppenstein, the average high-temperature is 12°C (53.6°F), and the average low-temperature is 2.8°C (37°F).
What is the average humidity in September in Goppenstein?
In September, the average relative humidity in Goppenstein is 83%.
How many days does it rain in September in Goppenstein?
In Goppenstein, in September, it is raining for 16.2 days, with typically 30mm (1.18") of accumulated precipitation.
How many days does it snow in September in Goppenstein?
In September, it is snowing for 1.7 days. Throughout September, 12mm (0.47") of snow is accumulated.
What is the average length of the day in September in Goppenstein?
The average day length in September in Goppenstein is 12h and 33min.
When are sunrise and sunset in September in Goppenstein?
On the first day of September, sunrise is at 06:49 and sunset at 20:07. On the last day of the month, sunrise is at 07:26 and sunset at 19:10 CEST.
How many hours of sunshine does Goppenstein have in September?
The average sunshine duration in September is 8.2h.
What is the UV index intensity in September in Goppenstein?
In September, the average daily maximum UV index in Goppenstein is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Goppenstein, Switzerland
Average temperature in September
Goppenstein, Switzerland
  • Average high temperature in September: 12°C

The warmest month (with the highest average high temperature) is July (16.3°C).
The month with the lowest average high temperature is January (-2.8°C).

  • Average low temperature in September: 2.8°C

The months with the highest average low temperature are July and August (5.8°C).
The coldest month (with the lowest average low temperature) is February (-11.9°C).

Average pressure in September - Goppenstein, Switzerland
Average pressure in September
Goppenstein, Switzerland
  • Average pressure in September: 1018.3mbar

The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).

Average wind speed in September - Goppenstein, Switzerland
Average wind speed in September
Goppenstein, Switzerland
  • Average wind speed in September: 6.3km/h

The windiest month (with the highest average wind speed) is December (8.4km/h).
The calmest month (with the lowest average wind speed) is August (6km/h).

Average humidity in September - Goppenstein, Switzerland
Average humidity in September
Goppenstein, Switzerland
  • Average humidity in September: 83%

The month with the highest relative humidity is March (92%).
The month with the lowest relative humidity is August (80%).

Average rainfall in September - Goppenstein, Switzerland
Average rainfall in September
Goppenstein, Switzerland
  • Average rainfall in September: 30mm

The wettest months (with the highest rainfall) are June and August (67mm).
The driest month (with the least rainfall) is January (23mm).

Average rainfall days in September - Goppenstein, Switzerland
Average rainfall days in September
Goppenstein, Switzerland
  • Average rainfall days in September: 16.2 days

The month with the highest number of rainy days is July (23.4 days).
The month with the least rainy days is February (6.6 days).

Average snowfall in September - Goppenstein, Switzerland
Average snowfall in September
Goppenstein, Switzerland
  • Average snowfall in September: 12mm

The month with the highest snowfall is March (199mm).
The month with the least snowfall is July (0mm).

Average snowfall days in September - Goppenstein, Switzerland
Average snowfall days in September
Goppenstein, Switzerland
  • Average snowfall days in September: 1.7 days

The months with the highest number of snowfall days are January and March (18.1 days).
The month with the least snowfall days is July (0.1 days).

Average daylight in September / Average sunshine in September - Goppenstein, Switzerland
Average daylight in September /
Average sunshine in September
Goppenstein, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in September - Goppenstein, Switzerland
Average sunshine days in September
Goppenstein, Switzerland
  • Average sunshine days in September: 8.4 days

The month with the most sunshine days is October (15.2 days).
The month with the least sunshine days is July (3.8 days).

Average UV index in September - Goppenstein, Switzerland
Average UV index in September
Goppenstein, Switzerland
  • Average UV index in September: 2

The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February, March, April and November (UV index 1).

Average cloud cover in September - Goppenstein, Switzerland
Average cloud cover in September
Goppenstein, Switzerland
  • Average cloud cover in September: 44

The month with the most cloud cover is March (Cloud cover 57).
The month with the least cloud cover is October (Cloud cover 40).

Average visibility in September - Goppenstein, Switzerland
Average visibility in September
Goppenstein, Switzerland
  • Average visibility in September: 7km

The months with the highest visibility are July, August and October (8km).
The months with the lowest visibility are January, February and March (6km).

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