September weather forecastGriesingen, Germany
September
Weather in September
September, the first month of the autumn in Griesingen, is also an enjoyable month, with an average temperature varying between 18.1°C (64.6°F) and 8.5°C (47.3°F).Temperature
The shift from August to September includes a minor decrease in the average high-temperature, lightly dropping from a pleasant 22.8°C (73°F) to a refreshing 18.1°C (64.6°F). Griesingen's average low-temperature during September nights is observed to be a chilly 8.5°C (47.3°F).Humidity
In September, the average relative humidity is 83%.Rainfall
In Griesingen, Germany, during September, the rain falls for 15 days and regularly aggregates up to 48mm (1.89") of precipitation. Throughout the year, there are 178.1 rainfall days, and 685mm (26.97") of precipitation is accumulated.Snowfall
In Griesingen, snow does not fall in June through September.Daylight
The average length of the day in September in Griesingen is 12h and 35min.On the first day of the month, sunrise is at 06:39 and sunset at 20:02. On the last day of September, in Griesingen, sunrise is at 07:19 and sunset at 19:01 CEST.
Sunshine
In Griesingen, the average sunshine in September is 8.6h.UV index
In Griesingen, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 3 during September translates into these guidelines:
Prioritize safety - Recommendations to avert sunburn are shared. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Griesingen, Germany
- Average high temperature in September: 18.1°C
The warmest month (with the highest average high temperature) is August (22.8°C).
The month with the lowest average high temperature is January (1.9°C).
- Average low temperature in September: 8.5°C
The month with the highest average low temperature is August (12.4°C).
The coldest month (with the lowest average low temperature) is February (-3.3°C).
Average pressure in September
Griesingen, Germany
- Average pressure in September: 1018.7mbar
The month with the highest atmospheric pressure is December (1020.2mbar).
The month with the lowest atmospheric pressure is November (1015.6mbar).
Average wind speed in September
Griesingen, Germany
- Average wind speed in September: 8.8km/h
The windiest month (with the highest average wind speed) is December (13.4km/h).
The calmest month (with the lowest average wind speed) is August (8.6km/h).
Average humidity in September
Griesingen, Germany
- Average humidity in September: 83%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (78%).
Average rainfall in September
Griesingen, Germany
- Average rainfall in September: 48mm
The wettest month (with the highest rainfall) is August (95mm).
The driest month (with the least rainfall) is February (33mm).
Average rainfall days in September
Griesingen, Germany
- Average rainfall days in September: 15 days
The month with the highest number of rainy days is May (22.1 days).
The month with the least rainy days is February (7 days).
Average snowfall in September
Griesingen, Germany
- Average snowfall in September: 0mm
The months with the highest snowfall are January and December (87mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Griesingen, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Griesingen, 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 36min
The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Griesingen, Germany
- Average sunshine days in September: 12.8 days
The months with the most sunshine days are October and November (15.9 days).
The month with the least sunshine days is May (7 days).
Average UV index in September
Griesingen, Germany
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in September
Griesingen, Germany
- Average cloud cover in September: 41
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in September
Griesingen, Germany
- Average visibility in September: 8km
The months with the highest visibility are April, June, July and August (9km).
The months with the lowest visibility are January and February (7km).





