September weather forecast
Gennach, Germany

September

Weather in September

The first month of the autumn, September, is also an enjoyable month in Gennach, Germany, with an average temperature fluctuating between 18.6°C (65.5°F) and 8.5°C (47.3°F).

Temperature

The beginning of September subtly marks a decrease in the average high-temperature, transitioning from a warm 23.3°C (73.9°F) in August to a refreshing 18.6°C (65.5°F). An average nighttime temperature of 8.5°C (47.3°F) is recorded during September.

Humidity

In Gennach, the average relative humidity in September is 82%.

Rainfall

In Gennach, in September, it is raining for 15.6 days, with typically 56mm (2.2") of accumulated precipitation. Throughout the year, there are 171.9 rainfall days, and 756mm (29.76") of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Gennach, Germany, the average length of the day in September is 12h and 35min.
On the first day of September, sunrise is at 06:35 and sunset at 19:58. On the last day of the month, sunrise is at 07:15 and sunset at 18:58 CEST.

Sunshine

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

UV index

The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 3 during September translates into the following directions:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. To avoid the Sun's strongest rays, limit exposure around the mid-day period. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.

Frequently asked questions

What is the temperature in September?
The high-temperature during September is 18.6°C (65.5°F) and the low-temperature is 8.5°C (47.3°F).
What is the average humidity in September?
In September, the average relative humidity is 82%.
How many days does it rain in September?
In Gennach, Germany, during September, the rain falls for 15.6 days and regularly aggregates up to 56mm (2.2") of precipitation.
When it does not snow?
In Gennach, snow does not fall in June through September.
Does it snow in September?
In Gennach, in September, it doesn't snow. In October, it regularly snows.
What is the average length of the day in September in Gennach?
In September, the average day length is 12h and 35min.
What time are sunrise and sunset in September?
In September, on the first day of the month, sunrise is at 06:35 and sunset at 19:58. On the last day of the month, sunrise is at 07:15 and sunset at 18:58 CEST.
How long on average sun shines in September?
In September, the average sunshine duration is 8.7h.
What is the UV index reading in September?
The average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes 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
Gennach, Germany
  • Average high temperature in September: 18.6°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 (2.3°C).

  • Average low temperature in September: 8.5°C

The month with the highest average low temperature is August (12.6°C).
The coldest month (with the lowest average low temperature) is February (-3.4°C).

Average pressure in September
Gennach, Germany
  • Average pressure in September: 1018.7mbar

The month with the highest atmospheric pressure is December (1020.4mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).

Average wind speed in September
Gennach, Germany
  • Average wind speed in September: 8.3km/h

The windiest month (with the highest average wind speed) is March (12.2km/h).
The calmest month (with the lowest average wind speed) is August (8.2km/h).

Average humidity in September
Gennach, Germany
  • Average humidity in September: 82%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (77%).

Average rainfall in September
Gennach, Germany
  • Average rainfall in September: 56mm

The wettest month (with the highest rainfall) is August (110mm).
The driest month (with the least rainfall) is November (27mm).

Average rainfall days in September
Gennach, Germany
  • Average rainfall days in September: 15.6 days

The month with the highest number of rainy days is May (22.8 days).
The month with the least rainy days is February (6.5 days).

Average snowfall in September
Gennach, Germany
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (151mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Gennach, Germany
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (10.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Gennach, 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 24min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in September
Gennach, Germany
  • Average sunshine days in September: 11.9 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (5.6 days).

Average UV index in September
Gennach, 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, February, October, November and December (UV index 2).

Average cloud cover in September
Gennach, Germany
  • Average cloud cover in September: 40

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in September
Gennach, Germany
  • Average visibility in September: 8km

The months with the highest visibility are April, July and August (9km).
The months with the lowest visibility are January and February (7km).

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