September weather forecastHergensweiler, Germany
September
Weather in September
The first month of the autumn, September, is still a refreshing month in Hergensweiler, Germany, with temperature in the range of an average high of 18.4°C (65.1°F) and an average low of 8.1°C (46.6°F).Temperature
The transition to September results in a modest reduction in average high-temperature, moving from an agreeable 22.8°C (73°F) in August to a comfortable 18.4°C (65.1°F). In September, the average low-temperature is a frosty 8.1°C (46.6°F).Humidity
In Hergensweiler, the average relative humidity in September is 79%.Rainfall
In Hergensweiler, during September, the rain falls for 13.5 days and regularly aggregates up to 58mm (2.28") of precipitation. Throughout the year, in Hergensweiler, Germany, there are 160.7 rainfall days, and 928mm (36.54") of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 1mm (0.04") of snow. In Hergensweiler, during the entire year, snow falls for 48.4 days and aggregates up to 1205mm (47.44") of snow.Daylight
In Hergensweiler, the average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 06:40 and sunset at 20:01. On the last day of September, sunrise is at 07:19 and sunset at 19:02 CEST.
Sunshine
In September, the average sunshine is 8.9h.UV index
In September, the average daily maximum UV index in Hergensweiler is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Guard yourself - An obligation to protect skin and eyes from harm exists. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Hergensweiler, Germany
- Average high temperature in September: 18.4°C
The warmest month (with the highest average high temperature) is July (22.9°C).
The month with the lowest average high temperature is January (2.5°C).
- Average low temperature in September: 8.1°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is February (-3.8°C).
Average pressure in September
Hergensweiler, Germany
- Average pressure in September: 1018.6mbar
The month with the highest atmospheric pressure is December (1020.7mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in September
Hergensweiler, Germany
- Average wind speed in September: 6.9km/h
The windiest month (with the highest average wind speed) is March (8.9km/h).
The calmest month (with the lowest average wind speed) is August (6.8km/h).
Average humidity in September
Hergensweiler, Germany
- Average humidity in September: 79%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April and July (75%).
Average rainfall in September
Hergensweiler, Germany
- Average rainfall in September: 58mm
The wettest month (with the highest rainfall) is August (113mm).
The driest month (with the least rainfall) is April (43mm).
Average rainfall days in September
Hergensweiler, Germany
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is February (7.8 days).
Average snowfall in September
Hergensweiler, Germany
- Average snowfall in September: 1mm
The month with the highest snowfall is January (337mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Hergensweiler, Germany
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Hergensweiler, Germany
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 8h and 54min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in September
Hergensweiler, Germany
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is October (17.8 days).
The month with the least sunshine days is June (9.2 days).
Average UV index in September
Hergensweiler, Germany
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Hergensweiler, Germany
- Average cloud cover in September: 37
The months with the most cloud cover are January and February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Hergensweiler, Germany
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July and August (9km).
The months with the lowest visibility are January, February, March, September, October, November and December (8km).





