September weather forecast
Tecknau, Switzerland

September

Weather in September

The first month of the autumn, September, is also an enjoyable month in Tecknau, Switzerland, with an average temperature varying between 18.8°C (65.8°F) and 8.2°C (46.8°F).

Temperature

In Tecknau, the average high-temperature in September gently drops from a warm 23.3°C (73.9°F) in August to an enjoyable 18.8°C (65.8°F). Tecknau's average low-temperature in the month of September is recorded at a frosty 8.2°C (46.8°F).

Humidity

The average relative humidity in September is 81%.

Rainfall

The month with the least rainfall in Tecknau is September, when the rain falls for 14.5 days and typically collects 45mm (1.77") of precipitation.

Snowfall

In Tecknau, snow does not fall in June through September.

Daylight

The average length of the day in September is 12h and 34min.
On the first day of September in Tecknau, sunrise is at 06:47 and sunset at 20:08. On the last day of the month, sunrise is at 07:26 and sunset at 19:09 CEST.

Sunshine

In Tecknau, the average sunshine in September is 8.9h.

UV index

In September, the average daily maximum UV index in Tecknau is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum UV index of 4 in September translates into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.

Frequently asked questions

What are the temperatures in Tecknau in September?
In September, in Tecknau, the average high-temperature is 18.8°C (65.8°F), and the average low-temperature is 8.2°C (46.8°F).
What is the average humidity in September in Tecknau?
The average relative humidity in September in Tecknau, Switzerland, is 81%.
What is the driest month in Tecknau?
The month with the least rainfall is September, when the rain falls for 14.5 days and typically collects 45mm (1.77") of precipitation.
How many days does it rain in September in Tecknau?
In Tecknau, in September, during 14.5 rainfall days, 45mm (1.77") of precipitation is typically accumulated.
When it does not snow in Tecknau?
In Tecknau, snow does not fall in June through September.
Does it snow in Tecknau in September?
In Tecknau, in September, it doesn't snow. In October, it regularly snows.
What is the average length of the day in September in Tecknau?
In September, the average day length in Tecknau, Switzerland, is 12h and 34min.
When is the sunrise / sunset in September in Tecknau?
In September, on the first day of the month, sunrise is at 06:47 and sunset at 20:08. On the last day of the month, in Tecknau, sunrise is at 07:26 and sunset at 19:09 CEST.
How many hours of sunshine does Tecknau have in September?
In September, the average sunshine duration is 8.9h.
How high is the UV index in September in Tecknau?
The average daily maximum UV index in September in Tecknau, Switzerland, is 4. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe 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
Tecknau, Switzerland
  • Average high temperature in September: 18.8°C

The warmest months (with the highest average high temperature) are July and August (23.3°C).
The month with the lowest average high temperature is January (2.9°C).

  • Average low temperature in September: 8.2°C

The months with the highest average low temperature are July and August (11.8°C).
The coldest month (with the lowest average low temperature) is February (-3.4°C).

Average pressure in September
Tecknau, Switzerland
  • Average pressure in September: 1018.6mbar

The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).

Average wind speed in September
Tecknau, Switzerland
  • Average wind speed in September: 6.4km/h

The windiest month (with the highest average wind speed) is March (8.8km/h).
The calmest month (with the lowest average wind speed) is August (5.9km/h).

Average humidity in September
Tecknau, Switzerland
  • Average humidity in September: 81%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and July (78%).

Average rainfall in September
Tecknau, Switzerland
  • Average rainfall in September: 45mm

The wettest month (with the highest rainfall) is May (106mm).
The driest month (with the least rainfall) is September (45mm).

Average rainfall days in September
Tecknau, Switzerland
  • Average rainfall days in September: 14.5 days

The month with the highest number of rainy days is May (22.4 days).
The month with the least rainy days is February (10.6 days).

Average snowfall in September
Tecknau, Switzerland
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (153mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Tecknau, Switzerland
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Tecknau, Switzerland
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in September
Tecknau, Switzerland
  • Average sunshine days in September: 12.2 days

The month with the most sunshine days is October (15 days).
The month with the least sunshine days is May (6.6 days).

Average UV index in September
Tecknau, Switzerland
  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in September
Tecknau, Switzerland
  • Average cloud cover in September: 34

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in September
Tecknau, Switzerland
  • Average visibility in September: 8km

The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).

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