September weather forecastRiedhausen, Germany
September
Weather in September
The first month of the autumn, September, is still a comfortable month in Riedhausen, Germany, with an average temperature ranging between max 18.7°C (65.7°F) and min 8.5°C (47.3°F).Temperature
September marks a gentle change in average high-temperature, declining from August's moderately hot 23.1°C (73.6°F) to a refreshing 18.7°C (65.7°F). In Riedhausen, September nights witness a steady temperature drop to a chilly 8.5°C (47.3°F).Humidity
In September, the average relative humidity is 81%.Rainfall
In September, the rain falls for 15 days. Throughout September, 57mm (2.24") of precipitation is accumulated. In Riedhausen, during the entire year, the rain falls for 194.6 days and collects up to 909mm (35.79") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 34min.On the first day of the month, sunrise is at 06:41 and sunset at 20:03. On the last day of September, in Riedhausen, sunrise is at 07:20 and sunset at 19:03 CEST.
Sunshine
In September, the average sunshine is 9h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum daily UV index of 4 during September morphs into the following directions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Riedhausen, Germany
- Average high temperature in September: 18.7°C
The warmest month (with the highest average high temperature) is July (23.4°C).
The month with the lowest average high temperature is January (2.7°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 (-3.2°C).
Average pressure in September
Riedhausen, Germany
- Average pressure in September: 1018.7mbar
The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in September
Riedhausen, Germany
- Average wind speed in September: 7.5km/h
The windiest month (with the highest average wind speed) is March (10.4km/h).
The calmest month (with the lowest average wind speed) is August (7km/h).
Average humidity in September
Riedhausen, Germany
- Average humidity in September: 81%
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and July (77%).
Average rainfall in September
Riedhausen, Germany
- Average rainfall in September: 57mm
The wettest month (with the highest rainfall) is August (120mm).
The driest month (with the least rainfall) is April (42mm).
Average rainfall days in September
Riedhausen, Germany
- Average rainfall days in September: 15 days
The month with the highest number of rainy days is May (22.3 days).
The month with the least rainy days is November (10.9 days).
Average snowfall in September
Riedhausen, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (243mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Riedhausen, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Riedhausen, Germany
- Average daylight in September: 12h and 36min
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: 9h and 0min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).
Average sunshine days in September
Riedhausen, Germany
- Average sunshine days in September: 11.5 days
The month with the most sunshine days is October (18.3 days).
The months with the least sunshine days are June and July (6.6 days).
Average UV index in September
Riedhausen, 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, October, November and December (UV index 2).
Average cloud cover in September
Riedhausen, Germany
- Average cloud cover in September: 37
The months with the most cloud cover are January and February (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Riedhausen, Germany
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July and August (9km).
The month with the lowest visibility is January (7km).





