Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September heralds a minor drop in average high-temperature, sliding from August's warm 25°C (77°F) to an agreeable 20.3°C (68.5°F). During September nights, Wallau records an average temperature of 11.3°C (52.3°F).Humidity
In Wallau, the average relative humidity in September is 72%.Rainfall
In September, in Wallau, Germany, the rain falls for 11.1 days. Throughout September, 27mm (1.06") of precipitation is accumulated. Throughout the year, there are 170.5 rainfall days, and 449mm (17.68") of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September in Wallau is 12h and 37min.On the first day of September, sunrise is at 06:42 and sunset at 20:10. On the last day of the month, sunrise is at 07:25 and sunset at 19:06 CEST.
Sunshine
The average sunshine in September in Wallau is 8.6h.UV index
In Wallau, Germany, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In September, an average UV index of 4 transforms into the following instructions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Frequently asked questions
What is the average September temperature in Wallau?
What is the average humidity in September in Wallau?
How much does it rain in Wallau in September?
When it does not snow in Wallau?
Does it snow in Wallau in September?
What is the average length of the day in September in Wallau?
What time are sunrise and sunset in September in Wallau?
How many hours of sunshine does Wallau have in September?
How high is the UV index in September in Wallau?
Average temperature in September
Wallau, Germany
- Average high temperature in September: 20.3°C
The warmest month (with the highest average high temperature) is July (25.1°C).
The month with the lowest average high temperature is January (3.7°C).
- Average low temperature in September: 11.3°C
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is January (-0.5°C).
Average pressure in September
Wallau, Germany
- Average pressure in September: 1018mbar
The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is November (1014.5mbar).
Average wind speed in September
Wallau, Germany
- Average wind speed in September: 8.8km/h
The windiest month (with the highest average wind speed) is February (12.1km/h).
The calmest month (with the lowest average wind speed) is August (8.7km/h).
Average humidity in September
Wallau, Germany
- Average humidity in September: 72%
The month with the highest relative humidity is December (87%).
The months with the lowest relative humidity are July and August (67%).
Average rainfall in September
Wallau, Germany
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is July (50mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Wallau, Germany
- Average rainfall days in September: 11.1 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is September (11.1 days).
Average snowfall in September
Wallau, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is February (59mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Wallau, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.8 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
Wallau, Germany
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in September
Wallau, Germany
- Average sunshine days in September: 15.3 days
The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is December (9.9 days).
Average UV index in September
Wallau, Germany
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Wallau, Germany
- Average cloud cover in September: 36
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Wallau, 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).
Wallau, Germany
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