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
September
Weather in September
Temperature
The arrival of September signals a subtle shift in temperature, down from a pleasant 21.7°C (71.1°F) in August to an enjoyable 17.8°C (64°F). In Ansembourg, September is marked by an average low-temperature of 8.6°C (47.5°F).Humidity
In September, the average relative humidity in Ansembourg is 82%.Rainfall
In Ansembourg, during September, the rain falls for 13.5 days and regularly aggregates up to 44mm (1.73") of precipitation. In Ansembourg, during the entire year, the rain falls for 190.7 days and collects up to 631mm (24.84") of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September in Ansembourg is 12h and 36min.On the first day of September in Ansembourg, sunrise is at 06:52 and sunset at 20:19. On the last day of the month, sunrise is at 07:35 and sunset at 19:16 CEST.
Sunshine
The average sunshine in September is 7.8h.UV index
The average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: A daily high UV index of 3 in September leads to these guidelines:
Adopt protective measures - It is advised to guard against sun damage. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Ansembourg?
What is the average humidity in September in Ansembourg?
How many days does it rain in September in Ansembourg?
When it does not snow in Ansembourg?
Does it snow in Ansembourg in September?
How many hours of daylight does Ansembourg have in September?
What time are sunrise and sunset in September in Ansembourg?
How many hours of sunshine does Ansembourg have in September?
How high is the UV index in September in Ansembourg?
Average temperature in September
Ansembourg, Luxembourg
- Average high temperature in September: 17.8°C
The warmest month (with the highest average high temperature) is August (21.7°C).
The month with the lowest average high temperature is January (2.7°C).
- Average low temperature in September: 8.6°C
The month with the highest average low temperature is August (11.8°C).
The coldest month (with the lowest average low temperature) is January (-1.3°C).
Average pressure in September
Ansembourg, Luxembourg
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is December (1018mbar).
The month with the lowest atmospheric pressure is November (1013.9mbar).
Average wind speed in September
Ansembourg, Luxembourg
- Average wind speed in September: 10.3km/h
The windiest month (with the highest average wind speed) is February (15.9km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).
Average humidity in September
Ansembourg, Luxembourg
- Average humidity in September: 82%
The month with the highest relative humidity is December (92%).
The months with the lowest relative humidity are April and August (79%).
Average rainfall in September
Ansembourg, Luxembourg
- Average rainfall in September: 44mm
The wettest month (with the highest rainfall) is December (70mm).
The driest month (with the least rainfall) is April (36mm).
Average rainfall days in September
Ansembourg, Luxembourg
- Average rainfall days in September: 13.5 days
The months with the highest number of rainy days are June and July (19.1 days).
The month with the least rainy days is February (12.7 days).
Average snowfall in September
Ansembourg, Luxembourg
- Average snowfall in September: 0mm
The month with the highest snowfall is January (78mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Ansembourg, Luxembourg
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Ansembourg, Luxembourg
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).
Average sunshine days in September
Ansembourg, Luxembourg
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is March (14.3 days).
The month with the least sunshine days is June (8.1 days).
Average UV index in September
Ansembourg, Luxembourg
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Ansembourg, Luxembourg
- Average cloud cover in September: 43
The month with the most cloud cover is December (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in September
Ansembourg, Luxembourg
- Average visibility in September: 8km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are November and December (7km).
