September weather forecastGlaam, Germany
September
Weather in September
September, the first month of the autumn in Glaam, is still a comfortable month, with an average temperature varying between 18.2°C (64.8°F) and 8.8°C (47.8°F).Temperature
With September's arrival, Glaam sees a decrease in average high-temperatures, moving from a moderately hot 23.3°C (73.9°F) in August to a comfortable 18.2°C (64.8°F). Throughout September, Glaam records an average temperature of 8.8°C (47.8°F) at night.Humidity
The average relative humidity in September in Glaam is 79%.Rainfall
In September, the rain falls for 13.2 days. Throughout September, 31mm (1.22") of precipitation is accumulated. Throughout the year, there are 176.9 rainfall days, and 480mm (18.9") of precipitation is accumulated.Snowfall
In Glaam, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 38min.On the first day of September, sunrise is at 06:34 and sunset at 20:05. On the last day of the month, sunrise is at 07:19 and sunset at 19:00 CEST.
Sunshine
The average sunshine in September is 8.2h.UV index
The average daily maximum UV index in September in Glaam is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In September, the maximum UV index of 3 translates into these guidelines:
Put precautions into practice - Guidance to elude sunburn is provided. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Glaam, Germany
- Average high temperature in September: 18.2°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°C).
- Average low temperature in September: 8.8°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (-2.4°C).
Average pressure in September
Glaam, Germany
- Average pressure in September: 1017.9mbar
The month with the highest atmospheric pressure is September (1017.9mbar).
The month with the lowest atmospheric pressure is November (1014.3mbar).
Average wind speed in September
Glaam, Germany
- Average wind speed in September: 8.7km/h
The windiest month (with the highest average wind speed) is December (12.2km/h).
The calmest month (with the lowest average wind speed) is August (8.4km/h).
Average humidity in September
Glaam, Germany
- Average humidity in September: 79%
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are April, July and August (74%).
Average rainfall in September
Glaam, Germany
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is May (52mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Glaam, Germany
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (10.8 days).
Average snowfall in September
Glaam, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (111mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Glaam, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Glaam, Germany
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 8h and 12min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).
Average sunshine days in September
Glaam, Germany
- Average sunshine days in September: 14.1 days
The months with the most sunshine days are September and October (14.1 days).
The month with the least sunshine days is December (7.5 days).
Average UV index in September
Glaam, 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, November and December (UV index 1).
Average cloud cover in September
Glaam, Germany
- Average cloud cover in September: 44
The month with the most cloud cover is December (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in September
Glaam, 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).





