September weather forecastKnutbühren, Germany
September
Weather in September
The first month of the autumn, September, is still a refreshing month in Knutbühren, Germany, with temperature in the range of an average low of 9.3°C (48.7°F) and an average high of 18.5°C (65.3°F).Temperature
As September commences, the average high-temperature subtly reduces, transitioning from a moderately hot 23.3°C (73.9°F) in August to an enjoyable 18.5°C (65.3°F). An average low-temperature of 9.3°C (48.7°F) marks the nights throughout September.Humidity
The average relative humidity in September is 79%.Rainfall
In Knutbühren, during September, the rain falls for 12.5 days and regularly aggregates up to 29mm (1.14") of precipitation. Throughout the year, there are 164.5 rainfall days, and 415mm (16.34") of precipitation is accumulated.Snowfall
June through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 38min.On the first day of September, sunrise is at 06:34 and sunset at 20:06. On the last day of the month, sunrise is at 07:20 and sunset at 19:00 CEST.
Sunshine
In Knutbühren, the average sunshine in September is 8.2h.UV index
In Knutbühren, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 3 during September translates into the following guidance:
Undertake precautions - Guarding against sun damage is counselled. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Knutbühren, Germany
- Average high temperature in September: 18.5°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 (2.2°C).
- Average low temperature in September: 9.3°C
The month with the highest average low temperature is August (12.7°C).
The coldest month (with the lowest average low temperature) is January (-2.2°C).
Average pressure in September
Knutbühren, Germany
- Average pressure in September: 1017.6mbar
The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1013.8mbar).
Average wind speed in September
Knutbühren, Germany
- Average wind speed in September: 8.8km/h
The windiest month (with the highest average wind speed) is December (12.4km/h).
The calmest month (with the lowest average wind speed) is August (8.7km/h).
Average humidity in September
Knutbühren, Germany
- Average humidity in September: 79%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (72%).
Average rainfall in September
Knutbühren, Germany
- Average rainfall in September: 29mm
The wettest month (with the highest rainfall) is June (50mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in September
Knutbühren, Germany
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (9.9 days).
Average snowfall in September
Knutbühren, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (65mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in September
Knutbühren, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Knutbühren, 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 12min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).
Average sunshine days in September
Knutbühren, Germany
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is April (15.7 days).
The month with the least sunshine days is December (10 days).
Average UV index in September
Knutbühren, Germany
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in September
Knutbühren, Germany
- Average cloud cover in September: 45
The month with the most cloud cover is December (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in September
Knutbühren, Germany
- Average visibility in September: 8km
The months with the highest visibility are April and August (9km).
The months with the lowest visibility are January, February, October, November and December (7km).





