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
The commencement of September includes a gentle temperature shift, with the average high-temperature dropping a bit from an agreeable 20.9°C (69.6°F) in August to a comfortable 17.4°C (63.3°F). Bastendorf's temperature lowers to a mean of 7.9°C (46.2°F) during the nights in September.Humidity
The average relative humidity in September in Bastendorf is 84%.Rainfall
In Bastendorf, during September, the rain falls for 14.1 days and regularly aggregates up to 38mm (1.5") of precipitation. Throughout the year, there are 189.4 rainfall days, and 645mm (25.39") of precipitation is accumulated.Snowfall
In Bastendorf, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 37min.On the first day of September, sunrise is at 06:51 and sunset at 20:18. On the last day of the month, sunrise is at 07:34 and sunset at 19:15 CEST.
Sunshine
In September, the average sunshine in Bastendorf is 7.2h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The average daily UV index of 3 in September transforms into the following instructions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Frequently asked questions
What are September temperatures in Bastendorf?
What is the average humidity in September in Bastendorf?
How many days does it rain in September in Bastendorf?
When it does not snow in Bastendorf?
Does it snow in Bastendorf in September?
What is the average length of the day in September in Bastendorf?
When are sunrise and sunset in September in Bastendorf?
How many hours of sunshine does Bastendorf have in September?
What is the UV index reading in September in Bastendorf?
Average temperature in September
Bastendorf, Luxembourg
- Average high temperature in September: 17.4°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 (2.5°C).
- Average low temperature in September: 7.9°C
The months with the highest average low temperature are July and August (11.1°C).
The coldest months (with the lowest average low temperature) are January and February (-1.8°C).
Average pressure in September
Bastendorf, Luxembourg
- Average pressure in September: 1017.8mbar
The months with the highest atmospheric pressure are September and December (1017.8mbar).
The month with the lowest atmospheric pressure is November (1013.8mbar).
Average wind speed in September
Bastendorf, Luxembourg
- Average wind speed in September: 10.5km/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 (10km/h).
Average humidity in September
Bastendorf, Luxembourg
- Average humidity in September: 84%
The month with the highest relative humidity is December (93%).
The month with the lowest relative humidity is April (79%).
Average rainfall in September
Bastendorf, Luxembourg
- Average rainfall in September: 38mm
The wettest month (with the highest rainfall) is December (76mm).
The driest month (with the least rainfall) is April (37mm).
Average rainfall days in September
Bastendorf, Luxembourg
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is February (11.1 days).
Average snowfall in September
Bastendorf, Luxembourg
- Average snowfall in September: 0mm
The month with the highest snowfall is February (90mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Bastendorf, Luxembourg
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Bastendorf, 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 12min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is July (Average sunshine: 8h and 42min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).
Average sunshine days in September
Bastendorf, Luxembourg
- Average sunshine days in September: 13 days
The month with the most sunshine days is September (13 days).
The month with the least sunshine days is June (7.2 days).
Average UV index in September
Bastendorf, 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
Bastendorf, Luxembourg
- Average cloud cover in September: 48
The month with the most cloud cover is December (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 44).
Average visibility in September
Bastendorf, Luxembourg
- Average visibility in September: 8km
The month with the highest visibility is April (9km).
The months with the lowest visibility are January, October, November and December (7km).
Bastendorf, Luxembourg
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