September weather forecastBrettenfeld, Germany
September
Weather in September
September, the first month of the autumn in Brettenfeld, is still a refreshing month, with an average temperature varying between 19.1°C (66.4°F) and 9.7°C (49.5°F).Temperature
September brings a slight decrease in the average high-temperature, shifting from a moderately hot 23.8°C (74.8°F) in August to a refreshing 19.1°C (66.4°F). During the month of September, the temperature generally drops to a low average of 9.7°C (49.5°F).Humidity
The average relative humidity in September in Brettenfeld, Germany, is 78%.Rainfall
In Brettenfeld, in September, during 12.1 rainfall days, 31mm (1.22") of precipitation is typically accumulated. In Brettenfeld, Germany, during the entire year, the rain falls for 173.3 days and collects up to 546mm (21.5") of precipitation.Snowfall
May through September are months without snowfall in Brettenfeld.Daylight
In Brettenfeld, the average length of the day in September is 12h and 36min.On the first day of September in Brettenfeld, sunrise is at 06:36 and sunset at 20:02. On the last day of the month, sunrise is at 07:18 and sunset at 19:00 CEST.
Sunshine
In Brettenfeld, Germany, the average sunshine in September is 8.7h.UV index
In Brettenfeld, Germany, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 4 during September translates into the following recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Brettenfeld, Germany
- Average high temperature in September: 19.1°C
The warmest month (with the highest average high temperature) is August (23.8°C).
The month with the lowest average high temperature is January (2.5°C).
- Average low temperature in September: 9.7°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (-1.7°C).
Average pressure in September
Brettenfeld, Germany
- Average pressure in September: 1018.4mbar
The month with the highest atmospheric pressure is December (1019.4mbar).
The month with the lowest atmospheric pressure is November (1015.2mbar).
Average wind speed in September
Brettenfeld, Germany
- Average wind speed in September: 8.9km/h
The windiest month (with the highest average wind speed) is February (13.6km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity in September
Brettenfeld, Germany
- Average humidity in September: 78%
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and August (74%).
Average rainfall in September
Brettenfeld, Germany
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is May (65mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in September
Brettenfeld, Germany
- Average rainfall days in September: 12.1 days
The months with the highest number of rainy days are June and July (18.8 days).
The month with the least rainy days is February (10.2 days).
Average snowfall in September
Brettenfeld, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (84mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Brettenfeld, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.9 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
Brettenfeld, Germany
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in September: 8h and 42min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The months with the least sunshine are January and December (Average sunshine: 3h and 42min).
Average sunshine days in September
Brettenfeld, Germany
- Average sunshine days in September: 15.1 days
The months with the most sunshine days are September and October (15.1 days).
The month with the least sunshine days is June (8.5 days).
Average UV index in September
Brettenfeld, 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 November and December (UV index 1).
Average cloud cover in September
Brettenfeld, Germany
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Brettenfeld, Germany
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August and September (9km).
The months with the lowest visibility are January, February, October, November and December (8km).





