September weather forecastRottelsdorf, Germany
September
Weather in September
The first month of the autumn, September, is still a comfortable month in Rottelsdorf, Germany, with an average temperature fluctuating between 11.1°C (52°F) and 19.5°C (67.1°F).Temperature
September's onset corresponds with a shift in the average high-temperature, moving from a moderately hot 24.5°C (76.1°F) in August to a comfortable 19.5°C (67.1°F). During the month of September, the temperature in Rottelsdorf generally drops to a low average of 11.1°C (52°F).Humidity
In September, the average relative humidity is 73%.Rainfall
In Rottelsdorf, in September, during 11.5 rainfall days, 28mm (1.1") of precipitation is typically accumulated. In Rottelsdorf, during the entire year, the rain falls for 155.8 days and collects up to 340mm (13.39") of precipitation.Snowfall
May through September are months without snowfall in Rottelsdorf.Daylight
In September, the average length of the day is 12h and 38min.On the first day of the month, sunrise is at 06:26 and sunset at 19:59. On the last day of September, sunrise is at 07:13 and sunset at 18:52 CEST.
Sunshine
In Rottelsdorf, the average sunshine in September is 8.8h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: A daily high UV index of 4 in September leads to these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. When the Sun is at its strongest around midday, find shade and limit exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Rottelsdorf, Germany
- Average high temperature in September: 19.5°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 (2.4°C).
- Average low temperature in September: 11.1°C
The month with the highest average low temperature is August (14.7°C).
The coldest month (with the lowest average low temperature) is January (-1.9°C).
Average pressure in September
Rottelsdorf, Germany
- Average pressure in September: 1017.3mbar
The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1013.9mbar).
Average wind speed in September
Rottelsdorf, Germany
- Average wind speed in September: 11.1km/h
The windiest month (with the highest average wind speed) is December (16.1km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).
Average humidity in September
Rottelsdorf, Germany
- Average humidity in September: 73%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (66%).
Average rainfall in September
Rottelsdorf, Germany
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is July (43mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in September
Rottelsdorf, Germany
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is February (9.1 days).
Average snowfall in September
Rottelsdorf, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (44mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Rottelsdorf, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.8 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
Rottelsdorf, 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 48min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 0min).
Average sunshine days in September
Rottelsdorf, Germany
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is April (16.4 days).
The month with the least sunshine days is July (11 days).
Average UV index in September
Rottelsdorf, 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
Rottelsdorf, Germany
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Rottelsdorf, Germany
- Average visibility in September: 9km
The month with the highest visibility is August (10km).
The month with the lowest visibility is January (8km).
