September weather forecastHorben, Germany
September
Weather in September
September, the first month of the autumn in Horben, is also an enjoyable month, with an average temperature fluctuating between 18.8°C (65.8°F) and 8.8°C (47.8°F).Temperature
The onset of September brings a small shift in high-temperatures, falling from a warm 23.3°C (73.9°F) in August to a comfortable 18.8°C (65.8°F). During September, Horben's temperature averages to a frosty 8.8°C (47.8°F) at night.Humidity
In September, the average relative humidity is 80%.Rainfall
The month with the least rainfall in Horben is September, when the rain falls for 7.4 days and typically collects 12mm (0.47") of precipitation.Snowfall
In Horben, Germany, snow does not fall in May through October.Daylight
In Horben, the average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 06:47 and sunset at 20:09. On the last day of September, in Horben, Germany, sunrise is at 07:27 and sunset at 19:09 CEST.
Sunshine
In September, the average sunshine is 8.8h.UV index
In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 3 in September interprets into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Horben, Germany
- Average high temperature in September: 18.8°C
The warmest month (with the highest average high temperature) is August (23.3°C).
The month with the lowest average high temperature is January (3°C).
- Average low temperature in September: 8.8°C
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is February (-2.1°C).
Average pressure in September
Horben, 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 (1015.5mbar).
Average wind speed in September
Horben, Germany
- Average wind speed in September: 7.4km/h
The windiest months (with the highest average wind speed) are February and December (10.3km/h).
The calmest month (with the lowest average wind speed) is August (7km/h).
Average humidity in September
Horben, Germany
- Average humidity in September: 80%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Horben, Germany
- Average rainfall in September: 12mm
The wettest month (with the highest rainfall) is June (36mm).
The driest month (with the least rainfall) is September (12mm).
Average rainfall days in September
Horben, Germany
- Average rainfall days in September: 7.4 days
The month with the highest number of rainy days is June (13.3 days).
The month with the least rainy days is September (7.4 days).
Average snowfall in September
Horben, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (26mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Horben, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Horben, 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: 8h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).
Average sunshine days in September
Horben, Germany
- Average sunshine days in September: 20.7 days
The month with the most sunshine days is October (22.4 days).
The month with the least sunshine days is June (14.9 days).
Average UV index in September
Horben, 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, October, November and December (UV index 2).
Average cloud cover in September
Horben, Germany
- Average cloud cover in September: 36
The months with the most cloud cover are January and December (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Horben, Germany
- Average visibility in September: 8km
The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).








