September weather forecastBad Grund, Germany

September

Weather in September

September, the first month of the autumn in Bad Grund, is still a refreshing month, with temperature in the range of an average low of 10°C (50°F) and an average high of 18.4°C (65.1°F).

Temperature

In the transition to September, Bad Grund observes a minor drop in the average high-temperature, shifting from a warm 23°C (73.4°F) in August to an enjoyable 18.4°C (65.1°F). Throughout the month of September, Bad Grund expects an average low of 10°C (50°F).

Humidity

The average relative humidity in September is 77%.

Rainfall

In Bad Grund, in September, during 13.4 rainfall days, 25mm (0.98") of precipitation is typically accumulated. Throughout the year, there are 169.6 rainfall days, and 463mm (18.23") of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Bad Grund, the average length of the day in September is 12h and 39min.
On the first day of the month, sunrise is at 06:32 and sunset at 20:05. On the last day of September, sunrise is at 07:19 and sunset at 18:58 CEST.

Sunshine

The average sunshine in September is 8.3h.

UV index

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 4 during September translates into the following guidance:
Ensure safety - Imperative it is to shield skin and eyes from damage. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.

Frequently asked questions

In September, the average high-temperature and low-temperature are 18.4°C (65.1°F) and 10°C (50°F) respectively.

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

In Bad Grund, in September, during 13.4 rainfall days, 25mm (0.98") of precipitation is typically accumulated.

June through September are months without snowfall.

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

The average day length in September in Bad Grund is 12h and 39min.

On the first day of September, sunrise is at 06:32 and sunset at 20:05. On the last day of the month, sunrise is at 07:19 and sunset at 18:58 CEST.

The average sunshine duration in September is 8.3h.

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Bad Grund, Germany

  • Average high temperature in September: 18.4°C

The warmest month (with the highest average high temperature) is August (23°C).
The month with the lowest average high temperature is January (2.1°C).

  • Average low temperature in September: 10°C

The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (-2.1°C).

Average pressure in September
Bad Grund, Germany

  • Average pressure in September: 1017.4mbar

The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1013.5mbar).

Average wind speed in September
Bad Grund, Germany

  • Average wind speed in September: 10.2km/h

The windiest month (with the highest average wind speed) is December (14.8km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).

Average humidity in September
Bad Grund, Germany

  • Average humidity in September: 77%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (72%).

Average rainfall in September
Bad Grund, Germany

  • Average rainfall in September: 25mm

The wettest month (with the highest rainfall) is June (54mm).
The driest month (with the least rainfall) is April (21mm).

Average rainfall days in September
Bad Grund, Germany

  • Average rainfall days in September: 13.4 days

The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is February (10.4 days).

Average snowfall in September
Bad Grund, Germany

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (99mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Bad Grund, Germany

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (12 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Bad Grund, Germany

  • Average daylight in September: 12h and 36min

The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).

  • Average sunshine in September: 8h and 18min

The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).

Average sunshine days in September
Bad Grund, Germany

  • Average sunshine days in September: 13.8 days

The month with the most sunshine days is October (15.7 days).
The month with the least sunshine days is December (9.4 days).

Average UV index in September
Bad Grund, Germany

  • Average UV index in September: 4

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

Average cloud cover in September
Bad Grund, Germany

  • Average cloud cover in September: 42

The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in September
Bad Grund, Germany

  • Average visibility in September: 9km

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