September weather forecastRottweil, Germany
September
Weather in September
The first month of the autumn, September, is still a refreshing month in Rottweil, Germany, with an average temperature fluctuating between 7.9°C (46.2°F) and 17.7°C (63.9°F).Temperature
September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's agreeable 22.2°C (72°F) to a refreshing 17.7°C (63.9°F). The average low-temperature during September nights is a chilly 7.9°C (46.2°F).Humidity
In September, the average relative humidity in Rottweil is 83%.Rainfall
In September, the rain falls for 14.1 days. Throughout September, 36mm (1.42") of precipitation is accumulated. In Rottweil, Germany, during the entire year, the rain falls for 150.6 days and collects up to 640mm (25.2") of precipitation.Snowfall
In Rottweil, snow does not fall in June through September.Daylight
In Rottweil, the average length of the day in September is 12h and 35min.On the first day of September, sunrise is at 06:44 and sunset at 20:06. On the last day of the month, sunrise is at 07:24 and sunset at 19:06 CEST.
Sunshine
In Rottweil, Germany, the average sunshine in September is 8.3h.UV index
The average daily maximum UV index in September in Rottweil is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: A typical high UV index of 3 in September suggests the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Rottweil, Germany
- Average high temperature in September: 17.7°C
The warmest month (with the highest average high temperature) is August (22.2°C).
The month with the lowest average high temperature is January (1.6°C).
- Average low temperature in September: 7.9°C
The month with the highest average low temperature is August (11.7°C).
The coldest month (with the lowest average low temperature) is February (-3.6°C).
Average pressure in September
Rottweil, Germany
- Average pressure in September: 1018.6mbar
The month with the highest atmospheric pressure is December (1020.4mbar).
The month with the lowest atmospheric pressure is November (1015.6mbar).
Average wind speed in September
Rottweil, Germany
- Average wind speed in September: 7.6km/h
The windiest month (with the highest average wind speed) is March (10.5km/h).
The calmest month (with the lowest average wind speed) is August (7.2km/h).
Average humidity in September
Rottweil, Germany
- Average humidity in September: 83%
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are April and July (79%).
Average rainfall in September
Rottweil, Germany
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is August (89mm).
The driest month (with the least rainfall) is April (35mm).
Average rainfall days in September
Rottweil, Germany
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is July (20.4 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in September
Rottweil, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is December (255mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Rottweil, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rottweil, 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 24min).
- Average sunshine in September: 8h and 18min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in September
Rottweil, Germany
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is July (8.7 days).
Average UV index in September
Rottweil, 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 and November (UV index 1).
Average cloud cover in September
Rottweil, Germany
- Average cloud cover in September: 43
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in September
Rottweil, Germany
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July, August and September (8km).
The month with the lowest visibility is January (6km).
