September weather forecastDassel, Germany
September
Weather in September
The first month of the autumn, September, is still a refreshing month in Dassel, Germany, with an average temperature fluctuating between 9.3°C (48.7°F) and 18.5°C (65.3°F).Temperature
September ushers in a minute temperature change, with average high-temperatures reducing from August's moderately hot 23.3°C (73.9°F) to a comfortable 18.5°C (65.3°F). Dassel experiences a mean temperature of 9.3°C (48.7°F) during September nights.Humidity
The average relative humidity in September in Dassel is 79%.Rainfall
In Dassel, Germany, during September, the rain falls for 12.5 days and regularly aggregates up to 29mm (1.14") of precipitation. In Dassel, during the entire year, the rain falls for 164.5 days and collects up to 415mm (16.34") of precipitation.Snowfall
In Dassel, snow does not fall in June through October.Daylight
The average length of the day in September in Dassel is 12h and 39min.On the first day of September in Dassel, sunrise is at 06:34 and sunset at 20:07. On the last day of the month, sunrise is at 07:21 and sunset at 19:00 CEST.
Sunshine
In Dassel, the average sunshine in September is 8.2h.UV index
In Dassel, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: During September, 3 as the daily maximum UV index converts into the following advice:
Put precautions into practice - Guidance to elude sunburn is provided. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Dassel, 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
Dassel, 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
Dassel, 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
Dassel, 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
Dassel, 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
Dassel, 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
Dassel, 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
Dassel, 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
Dassel, 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
Dassel, 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
Dassel, 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
Dassel, 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
Dassel, 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).





