September weather forecast
Breitnau, Germany

September

Weather in September

The first month of the autumn, September, is still a refreshing month in Breitnau, Germany, with an average temperature varying between 8.2°C (46.8°F) and 18.4°C (65.1°F).

Temperature

A minor decrease in the average high-temperature is observed during September, shifting from an agreeable 22.8°C (73°F) in August to an enjoyable 18.4°C (65.1°F). Breitnau experiences a steady low-temperature of 8.2°C (46.8°F) throughout September.

Humidity

The average relative humidity in September in Breitnau is 82%.

Rainfall

September is the month with the least rainfall. Rain falls for 15.2 days and accumulates 49mm (1.93") of precipitation.

Snowfall

January through May, September through December are months with snowfall in Breitnau. September is the first month it typically snows in Breitnau, Germany. Throughout September, in the average 0.2 snowfall days, it receives 1mm (0.04") of snow. Throughout the year, there are 85.8 snowfall days, and 1921mm (75.63") of snow is accumulated.

Daylight

In September, the average length of the day is 12h and 34min.
On the first day of September, sunrise is at 06:46 and sunset at 20:08. On the last day of the month, sunrise is at 07:26 and sunset at 19:08 CEST.

Sunshine

In Breitnau, the average sunshine in September is 8.2h.

UV index

In September, the average daily maximum UV index in Breitnau is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In September, the UV index of 3 transforms into the following advice:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Always opt for UVA and UVB-resistant sunglasses on radiant days. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.

Frequently asked questions

What is the usual temperature for Breitnau in September?
The average high-temperature, in September, in Breitnau, is 18.4°C (65.1°F), while the average low-temperature is 8.2°C (46.8°F).
What is the average humidity in September in Breitnau?
The average relative humidity in September in Breitnau, Germany, is 82%.
What is the driest month in Breitnau?
September is the month with the least rainfall in Breitnau, Germany. Rain falls for 15.2 days and accumulates 49mm (1.93") of precipitation.
How much does it rain in Breitnau in September?
In Breitnau, in September, it is raining for 15.2 days, with typically 49mm (1.93") of accumulated precipitation.
When does it start snowing in Breitnau?
September is the first month it typically snows in Breitnau, Germany. Throughout September, in the average 0.2 snowfall days, it receives 1mm (0.04") of snow.
How many hours of daylight does Breitnau have in September?
In September, the average day length is 12h and 34min.
What time are sunrise and sunset in September in Breitnau?
On the first day of September in Breitnau, sunrise is at 06:46 and sunset at 20:08. On the last day of the month, sunrise is at 07:26 and sunset at 19:08 CEST.
How long on average sun shines in September in Breitnau?
In September, the average sunshine duration in Breitnau, Germany, is 8.2h.
What is the UV index intensity in September in Breitnau?
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
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 - Breitnau, Germany
Average temperature in September
Breitnau, Germany
  • Average high temperature in September: 18.4°C

The warmest months (with the highest average high temperature) are July and August (22.8°C).
The month with the lowest average high temperature is January (2.5°C).

  • Average low temperature in September: 8.2°C

The months with the highest average low temperature are July and August (11.4°C).
The coldest month (with the lowest average low temperature) is February (-3.1°C).

Average pressure in September - Breitnau, Germany
Average pressure in September
Breitnau, Germany
  • Average pressure in September: 1018.6mbar

The month with the highest atmospheric pressure is December (1020.5mbar).
The month with the lowest atmospheric pressure is November (1015.6mbar).

Average wind speed in September - Breitnau, Germany
Average wind speed in September
Breitnau, Germany
  • Average wind speed in September: 7.2km/h

The windiest months (with the highest average wind speed) are March and December (9.7km/h).
The calmest month (with the lowest average wind speed) is August (6.8km/h).

Average humidity in September - Breitnau, Germany
Average humidity in September
Breitnau, Germany
  • Average humidity in September: 82%

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and July (79%).

Average rainfall in September - Breitnau, Germany
Average rainfall in September
Breitnau, Germany
  • Average rainfall in September: 49mm

The wettest month (with the highest rainfall) is June (130mm).
The driest month (with the least rainfall) is September (49mm).

Average rainfall days in September - Breitnau, Germany
Average rainfall days in September
Breitnau, Germany
  • Average rainfall days in September: 15.2 days

The month with the highest number of rainy days is May (22.8 days).
The month with the least rainy days is February (5.6 days).

Average snowfall in September - Breitnau, Germany
Average snowfall in September
Breitnau, Germany
  • Average snowfall in September: 1mm

The month with the highest snowfall is December (454mm).
The months with the least snowfall are June, July and August (0mm).

Average snowfall days in September - Breitnau, Germany
Average snowfall days in September
Breitnau, Germany
  • Average snowfall days in September: 0.2 days

The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July and August (0 days).

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

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in September: 8h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 36min).
The months with the least sunshine are January and December (Average sunshine: 3h and 48min).

Average sunshine days in September - Breitnau, Germany
Average sunshine days in September
Breitnau, Germany
  • Average sunshine days in September: 12.5 days

The month with the most sunshine days is October (15.2 days).
The month with the least sunshine days is June (5.7 days).

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

The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).

Average cloud cover in September - Breitnau, Germany
Average cloud cover in September
Breitnau, Germany
  • Average cloud cover in September: 41

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 38).

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

The month with the highest visibility is July (9km).
The month with the lowest visibility is January (6km).

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