September weather forecast
Bayreuth, Germany

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Weather in September

September marks the onset of autumn in Bayreuth. The weather begins to cool down noticeably from the summer's heat. The decrease in rainfall from August lends a dry and crisp air to the city’s ambiance. The landscape starts to shift as leaves change colors, painting the city in autumn hues. Despite shortened daylight hours, September retains a mild warmth that enhances the charm of the city.

Temperature

The onset of September in Bayreuth comes with a shift in the average high-temperature, falling from a moderately hot 23°C (73.4°F) in August to a refreshing 18°C (64.4°F). In the month of September, the average low-temperature usually rests at a frosty 8.7°C (47.7°F).

Humidity

The average relative humidity in September in Bayreuth is 79%.

Rainfall

In Bayreuth, in September, during 11.3 rainfall days, 31mm (1.22") of precipitation is typically accumulated. In Bayreuth, during the entire year, the rain falls for 160.8 days and collects up to 555mm (21.85") of precipitation.

Snowfall

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

Daylight

In September, the average length of the day in Bayreuth is 12h and 37min.
On the first day of the month, sunrise is at 06:29 and sunset at 19:57. On the last day of September, sunrise is at 07:12 and sunset at 18:54 CEST.

Sunshine

In Bayreuth, Germany, the average sunshine in September is 8.4h.

UV index

The average daily maximum UV index in September in Bayreuth is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In September, the maximum UV index of 3 transforms into these recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

What are the temperatures in Bayreuth in September?

In September, in Bayreuth, the average high-temperature is 18°C (64.4°F), and the average low-temperature is 8.7°C (47.7°F).

What is the average humidity in September in Bayreuth?

In September, the average relative humidity is 79%.

How much does it rain in Bayreuth in September?

In Bayreuth, Germany, in September, it is raining for 11.3 days, with typically 31mm (1.22") of accumulated precipitation.

When it does not snow in Bayreuth?

June through September are months without snowfall.

Does it snow in Bayreuth in September?

In Bayreuth, Germany, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Bayreuth?

In September, the average day length in Bayreuth is 12h and 37min.

What time are sunrise and sunset in September in Bayreuth?

On the first day of September in Bayreuth, Germany, sunrise is at 06:29 and sunset at 19:57. On the last day of the month, sunrise is at 07:12 and sunset at 18:54 CEST.

How long on average sun shines in September in Bayreuth?

In Bayreuth, the average sunshine duration in September is 8.4h.

What is the UV index reading in September in Bayreuth?

In September, the average daily maximum UV index in Bayreuth is 3. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average humidity
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
Bayreuth, Germany

Average temperature in September - Bayreuth, Germany
  • Average high temperature in September: 18°C

The warmest month (with the highest average high temperature) is July (23.1°C).
The month with the lowest average high temperature is January (1°C).

  • Average low temperature in September: 8.7°C

The month with the highest average low temperature is August (12.4°C).
The coldest month (with the lowest average low temperature) is January (-3.7°C).

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Average pressure in September
Bayreuth, Germany

Average pressure in September - Bayreuth, Germany
  • Average pressure in September: 1018.1mbar

The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is November (1015.2mbar).

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Average wind speed in September
Bayreuth, Germany

Average wind speed in September - Bayreuth, Germany
  • Average wind speed in September: 9.1km/h

The windiest month (with the highest average wind speed) is December (12.4km/h).
The calmest month (with the lowest average wind speed) is August (8.9km/h).

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Average humidity in September
Bayreuth, Germany

Average humidity in September - Bayreuth, Germany
  • Average humidity in September: 79%

The month with the highest relative humidity is January (92%).
The months with the lowest relative humidity are April, July and August (74%).

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Average rainfall in September
Bayreuth, Germany

Average rainfall in September - Bayreuth, Germany
  • Average rainfall in September: 31mm

The wettest month (with the highest rainfall) is December (63mm).
The driest month (with the least rainfall) is April (25mm).

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Average rainfall days in September
Bayreuth, Germany

Average rainfall days in September - Bayreuth, Germany
  • Average rainfall days in September: 11.3 days

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is February (9.1 days).

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Average snowfall in September
Bayreuth, Germany

Average snowfall in September - Bayreuth, Germany
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (219mm).
The months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in September
Bayreuth, Germany

Average snowfall days in September - Bayreuth, Germany
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (16.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Bayreuth, Germany

Average daylight in September / Average sunshine in September - Bayreuth, Germany
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).

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Average sunshine days in September
Bayreuth, Germany

Average sunshine days in September - Bayreuth, Germany
  • Average sunshine days in September: 15.4 days

The month with the most sunshine days is October (16.3 days).
The month with the least sunshine days is December (7.5 days).

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Average UV index in September
Bayreuth, Germany

Average UV index in September - Bayreuth, Germany
  • Average UV index in September: 3

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).

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Average cloud cover in September
Bayreuth, Germany

Average cloud cover in September - Bayreuth, Germany
  • Average cloud cover in September: 43

The month with the most cloud cover is December (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 37).

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Average visibility in September
Bayreuth, Germany

Average visibility in September - Bayreuth, Germany
  • Average visibility in September: 8km

The months with the highest visibility are April, May, June, July and August (9km).
The month with the lowest visibility is January (6km).

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Bayreuth, Germany

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