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
In September, the average high-temperature marginally drops from a moderately hot 23.7°C (74.7°F) in August to an enjoyable 19.4°C (66.9°F). September sees the temperature falling to a mean low of 9.5°C (49.1°F).Humidity
In September, the average relative humidity is 79%.Rainfall
In Leyviller, during September, the rain falls for 9.8 days and regularly aggregates up to 28mm (1.1") of precipitation. Throughout the year, there are 155.4 rainfall days, and 384mm (15.12") of precipitation is accumulated.Snowfall
April through October are months without snowfall in Leyviller.Daylight
In September, the average length of the day is 12h and 35min.On the first day of September in Leyviller, sunrise is at 06:49 and sunset at 20:15. On the last day of the month, sunrise is at 07:31 and sunset at 19:13 CEST.
Sunshine
In September, the average sunshine is 8h.UV index
In Leyviller, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: An average maximum UV index of 3 in September leads to these recommendations:
Adopt protective measures - It is advised to guard against sun damage. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Frequently asked questions
What is the temperature in September in Leyviller?
What is the average humidity in September in Leyviller?
How much does it rain in Leyviller in September?
When it does not snow in Leyviller?
What is the average length of the day in September in Leyviller?
When is the sunrise / sunset in September in Leyviller?
How many hours of sunshine does Leyviller have in September?
How high is the UV index in September in Leyviller?
Average temperature in September
Leyviller, France
- Average high temperature in September: 19.4°C
The warmest month (with the highest average high temperature) is July (23.8°C).
The month with the lowest average high temperature is January (3.7°C).
- Average low temperature in September: 9.5°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (-0.5°C).
Average pressure in September
Leyviller, France
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is December (1019.2mbar).
The month with the lowest atmospheric pressure is November (1014.8mbar).
Average wind speed in September
Leyviller, France
- Average wind speed in September: 10.1km/h
The windiest month (with the highest average wind speed) is February (15.2km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).
Average humidity in September
Leyviller, France
- Average humidity in September: 79%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Leyviller, France
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is December (46mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in September
Leyviller, France
- Average rainfall days in September: 9.8 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is September (9.8 days).
Average snowfall in September
Leyviller, France
- Average snowfall in September: 0mm
The month with the highest snowfall is December (38mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Leyviller, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.8 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
Leyviller, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).
Average sunshine days in September
Leyviller, France
- Average sunshine days in September: 17.3 days
The month with the most sunshine days is September (17.3 days).
The month with the least sunshine days is December (11.8 days).
Average UV index in September
Leyviller, France
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in September
Leyviller, France
- Average cloud cover in September: 39
The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in September
Leyviller, France
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August and September (9km).
The months with the lowest visibility are January, October, November and December (8km).
Leyviller, France
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