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
With the commencement of September, Wilwerdange records a moderate temperature decline, with the average high easing from August's agreeable 20.9°C (69.6°F) to an enjoyable 17.3°C (63.1°F). In Wilwerdange, the average low-temperature during the month of September is a chilly 8.3°C (46.9°F).Humidity
In Wilwerdange, the average relative humidity in September is 83%.Rainfall
In September, in Wilwerdange, the rain falls for 13.1 days. Throughout September, 39mm (1.54") of precipitation is accumulated. In Wilwerdange, during the entire year, the rain falls for 167 days and collects up to 571mm (22.48") of precipitation.Snowfall
In Wilwerdange, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 37min.On the first day of the month, sunrise is at 06:51 and sunset at 20:19. On the last day of September, sunrise is at 07:35 and sunset at 19:16 CEST.
Sunshine
The average sunshine in September is 7.3h.UV index
In September, the average daily maximum UV index in Wilwerdange is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The daily high UV index of 3 during September translates into the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Frequently asked questions
What is the usual temperature for Wilwerdange in September?
What is the average humidity in September in Wilwerdange?
How much does it rain in Wilwerdange in September?
When it does not snow in Wilwerdange?
Does it snow in Wilwerdange in September?
What is the average length of the day in September in Wilwerdange?
When is the sunrise / sunset in September in Wilwerdange?
How many hours of sunshine does Wilwerdange have in September?
What is the UV index reading in September in Wilwerdange?
Average temperature in September
Wilwerdange, Luxembourg
- Average high temperature in September: 17.3°C
The warmest month (with the highest average high temperature) is August (20.9°C).
The month with the lowest average high temperature is January (2.4°C).
- Average low temperature in September: 8.3°C
The month with the highest average low temperature is July (11.2°C).
The coldest month (with the lowest average low temperature) is January (-1.9°C).
Average pressure in September
Wilwerdange, Luxembourg
- Average pressure in September: 1017.7mbar
The months with the highest atmospheric pressure are September and December (1017.7mbar).
The month with the lowest atmospheric pressure is November (1013.7mbar).
Average wind speed in September
Wilwerdange, Luxembourg
- Average wind speed in September: 10.4km/h
The windiest month (with the highest average wind speed) is February (16.2km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).
Average humidity in September
Wilwerdange, Luxembourg
- Average humidity in September: 83%
The months with the highest relative humidity are January, November and December (92%).
The month with the lowest relative humidity is April (79%).
Average rainfall in September
Wilwerdange, Luxembourg
- Average rainfall in September: 39mm
The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is April (31mm).
Average rainfall days in September
Wilwerdange, Luxembourg
- Average rainfall days in September: 13.1 days
The months with the highest number of rainy days are June and July (17.3 days).
The month with the least rainy days is February (9.2 days).
Average snowfall in September
Wilwerdange, Luxembourg
- Average snowfall in September: 0mm
The month with the highest snowfall is February (105mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Wilwerdange, Luxembourg
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Wilwerdange, Luxembourg
- 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 6min).
- Average sunshine in September: 7h and 2min
The months with the most sunshine are July and August (Average sunshine: 8h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 42min).
Average sunshine days in September
Wilwerdange, Luxembourg
- Average sunshine days in September: 14.8 days
The month with the most sunshine days is October (15.9 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in September
Wilwerdange, Luxembourg
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Wilwerdange, Luxembourg
- Average cloud cover in September: 47
The month with the most cloud cover is December (Cloud cover 75).
The month with the least cloud cover is August (Cloud cover 43).
Average visibility in September
Wilwerdange, Luxembourg
- Average visibility in September: 8km
The month with the highest visibility is April (9km).
The months with the lowest visibility are November and December (7km).
Wilwerdange, Luxembourg
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