September weather forecast
Untergruppenbach, Germany

September

Weather in September

September, the first month of the autumn in Untergruppenbach, is still a comfortable month, with an average temperature ranging between min 10°C (50°F) and max 19.7°C (67.5°F).

Temperature

Untergruppenbach's progression into September involves a minor drop in the average high-temperature, slightly receding from a warm 24.5°C (76.1°F) in August to a comfortable 19.7°C (67.5°F). In September, Untergruppenbach encounters an average low-temperature of 10°C (50°F) during the night.

Humidity

In Untergruppenbach, the average relative humidity in September is 77%.

Rainfall

In Untergruppenbach, during September, the rain falls for 12.5 days and regularly aggregates up to 33mm (1.3") of precipitation. Throughout the year, in Untergruppenbach, there are 175.1 rainfall days, and 581mm (22.87") of precipitation is accumulated.

Snowfall

In Untergruppenbach, snow does not fall in May through September.

Daylight

In September, the average length of the day is 12h and 35min.
On the first day of September in Untergruppenbach, sunrise is at 06:40 and sunset at 20:05. On the last day of the month, sunrise is at 07:21 and sunset at 19:03 CEST.

Sunshine

In Untergruppenbach, the average sunshine in September is 8.7h.

UV index

The average daily maximum UV index in September in Untergruppenbach is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 4 in September interprets into the following advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.

Frequently asked questions

What is the temperature in September in Untergruppenbach?
The average high-temperature, in September, in Untergruppenbach, is 19.7°C (67.5°F), while the average low-temperature is 10°C (50°F).
What is the average humidity in September in Untergruppenbach?
In September, the average relative humidity in Untergruppenbach, Germany, is 77%.
How much does it rain in Untergruppenbach in September?
In September, in Untergruppenbach, the rain falls for 12.5 days. Throughout September, 33mm (1.3") of precipitation is accumulated.
When it does not snow in Untergruppenbach?
In Untergruppenbach, Germany, snow does not fall in May through September.
Does it snow in Untergruppenbach in September?
In Untergruppenbach, Germany, in September, it doesn't snow. In October, it regularly snows.
How many hours of daylight does Untergruppenbach have in September?
In September, the average day length in Untergruppenbach, Germany, is 12h and 35min.
When are sunrise and sunset in September in Untergruppenbach?
On the first day of September in Untergruppenbach, Germany, sunrise is at 06:40 and sunset at 20:05. On the last day of the month, sunrise is at 07:21 and sunset at 19:03 CEST.
How many hours of sunshine does Untergruppenbach have in September?
In September, the average sunshine duration in Untergruppenbach is 8.7h.
How high is the UV index in September in Untergruppenbach?
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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 - Untergruppenbach, Germany
Average temperature in September
Untergruppenbach, Germany
  • Average high temperature in September: 19.7°C

The warmest month (with the highest average high temperature) is August (24.5°C).
The month with the lowest average high temperature is January (3.1°C).

  • Average low temperature in September: 10°C

The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is January (-1.3°C).

Average pressure in September - Untergruppenbach, Germany
Average pressure in September
Untergruppenbach, Germany
  • Average pressure in September: 1018.5mbar

The month with the highest atmospheric pressure is December (1019.5mbar).
The month with the lowest atmospheric pressure is November (1015.2mbar).

Average wind speed in September - Untergruppenbach, Germany
Average wind speed in September
Untergruppenbach, Germany
  • Average wind speed in September: 8.5km/h

The windiest month (with the highest average wind speed) is February (12.7km/h).
The calmest month (with the lowest average wind speed) is August (8.4km/h).

Average humidity in September - Untergruppenbach, Germany
Average humidity in September
Untergruppenbach, Germany
  • Average humidity in September: 77%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (72%).

Average rainfall in September - Untergruppenbach, Germany
Average rainfall in September
Untergruppenbach, Germany
  • Average rainfall in September: 33mm

The wettest month (with the highest rainfall) is May (72mm).
The driest month (with the least rainfall) is April (27mm).

Average rainfall days in September - Untergruppenbach, Germany
Average rainfall days in September
Untergruppenbach, Germany
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (11.6 days).

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

The month with the highest snowfall is January (72mm).
The months with the least snowfall are May, June, July, August and September (0mm).

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

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in September - Untergruppenbach, Germany
Average sunshine days in September
Untergruppenbach, Germany
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is October (15.2 days).
The month with the least sunshine days is June (9.9 days).

Average UV index in September - Untergruppenbach, Germany
Average UV index in September
Untergruppenbach, Germany
  • Average UV index in September: 4

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

Average cloud cover in September - Untergruppenbach, Germany
Average cloud cover in September
Untergruppenbach, Germany
  • Average cloud cover in September: 36

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in September - Untergruppenbach, Germany
Average visibility in September
Untergruppenbach, Germany
  • Average visibility in September: 9km

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

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