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
A minor decrease in the average high-temperature is observed during September, shifting from an agreeable 22.6°C (72.7°F) in August to a comfortable 18.5°C (65.3°F). Lenningen registers a consistent average low-temperature of 9°C (48.2°F) during September.Humidity
The average relative humidity in September in Lenningen is 80%.Rainfall
In Lenningen, in September, during 9.6 rainfall days, 26mm (1.02") of precipitation is typically accumulated. Throughout the year, in Lenningen, Luxembourg, there are 170 rainfall days, and 516mm (20.31") of precipitation is accumulated.Snowfall
In Lenningen, snow does not fall in May through September.Daylight
In Lenningen, the average length of the day in September is 12h and 36min.On the first day of the month, sunrise is at 06:51 and sunset at 20:17. On the last day of September, sunrise is at 07:33 and sunset at 19:15 CEST.
Sunshine
In Lenningen, the average sunshine in September is 8.2h.UV index
In September, the average daily maximum UV index in Lenningen is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 3 during September translates into the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
What is the average September temperature in Lenningen?
What is the average humidity in September in Lenningen?
How much does it rain in Lenningen in September?
When it does not snow in Lenningen?
Does it snow in Lenningen in September?
How many hours of daylight does Lenningen have in September?
What time are sunrise and sunset in September in Lenningen?
How many hours of sunshine does Lenningen have in September?
What is the UV index reading in September in Lenningen?
Average temperature in September
Lenningen, Luxembourg
- Average high temperature in September: 18.5°C
The warmest month (with the highest average high temperature) is July (22.7°C).
The month with the lowest average high temperature is January (3.1°C).
- Average low temperature in September: 9°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 (-1.3°C).
Average pressure in September
Lenningen, Luxembourg
- Average pressure in September: 1017.9mbar
The month with the highest atmospheric pressure is December (1018.3mbar).
The month with the lowest atmospheric pressure is November (1014.2mbar).
Average wind speed in September
Lenningen, Luxembourg
- Average wind speed in September: 9.8km/h
The windiest month (with the highest average wind speed) is February (14.7km/h).
The calmest month (with the lowest average wind speed) is August (9.4km/h).
Average humidity in September
Lenningen, Luxembourg
- Average humidity in September: 80%
The month with the highest relative humidity is December (91%).
The months with the lowest relative humidity are April and August (76%).
Average rainfall in September
Lenningen, Luxembourg
- Average rainfall in September: 26mm
The wettest month (with the highest rainfall) is December (69mm).
The driest month (with the least rainfall) is July (25mm).
Average rainfall days in September
Lenningen, Luxembourg
- Average rainfall days in September: 9.6 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is September (9.6 days).
Average snowfall in September
Lenningen, Luxembourg
- Average snowfall in September: 0mm
The months with the highest snowfall are January and December (66mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Lenningen, Luxembourg
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.9 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
Lenningen, 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: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).
Average sunshine days in September
Lenningen, Luxembourg
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is August (17.6 days).
The month with the least sunshine days is December (7.6 days).
Average UV index in September
Lenningen, 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, November and December (UV index 2).
Average cloud cover in September
Lenningen, Luxembourg
- Average cloud cover in September: 40
The month with the most cloud cover is December (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in September
Lenningen, Luxembourg
- Average visibility in September: 8km
The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are November and December (7km).
Lenningen, Luxembourg
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