September weather forecastLes Billanges, France
September
Weather in September
The first month of the autumn, September, is also an agreeable month in Les Billanges, France, with temperature in the range of an average high of 21.5°C (70.7°F) and an average low of 10.2°C (50.4°F).Temperature
With the beginning of September, the average high-temperature shows a small decrease, transitioning from a warm 25.2°C (77.4°F) in August to an agreeable 21.5°C (70.7°F). Les Billanges records an average low of 10.2°C (50.4°F) throughout the nights in September.Humidity
The average relative humidity in September in Les Billanges is 75%.Rainfall
In September, in Les Billanges, France, the rain falls for 10.2 days. Throughout September, 28mm (1.1") of precipitation is accumulated. Throughout the year, in Les Billanges, France, there are 170.5 rainfall days, and 577mm (22.72") of precipitation is accumulated.Snowfall
May through September are months without snowfall in Les Billanges.Daylight
The average length of the day in September is 12h and 32min.On the first day of September in Les Billanges, sunrise is at 07:15 and sunset at 20:32. On the last day of the month, sunrise is at 07:51 and sunset at 19:35 CEST.
Sunshine
In Les Billanges, France, the average sunshine in September is 8.1h.UV index
In Les Billanges, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 4 during September translates into these guidelines:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Les Billanges, France
- Average high temperature in September: 21.5°C
The warmest month (with the highest average high temperature) is August (25.2°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in September: 10.2°C
The month with the highest average low temperature is July (13.3°C).
The coldest month (with the lowest average low temperature) is February (0.4°C).
Average pressure in September
Les Billanges, France
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is November (1014.9mbar).
Average wind speed in September
Les Billanges, France
- Average wind speed in September: 8.7km/h
The windiest month (with the highest average wind speed) is February (13.2km/h).
The calmest month (with the lowest average wind speed) is August (7.8km/h).
Average humidity in September
Les Billanges, France
- Average humidity in September: 75%
The months with the highest relative humidity are November and December (89%).
The month with the lowest relative humidity is August (73%).
Average rainfall in September
Les Billanges, France
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is November (69mm).
The driest month (with the least rainfall) is July (26mm).
Average rainfall days in September
Les Billanges, France
- Average rainfall days in September: 10.2 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is September (10.2 days).
Average snowfall in September
Les Billanges, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (39mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Les Billanges, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.6 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
Les Billanges, France
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 8h and 6min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Les Billanges, France
- Average sunshine days in September: 18.4 days
The month with the most sunshine days is September (18.4 days).
The month with the least sunshine days is November (10.2 days).
Average UV index in September
Les Billanges, France
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Les Billanges, France
- Average cloud cover in September: 36
The months with the most cloud cover are January and November (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Les Billanges, France
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, July, August, September, October and December (8km).
The months with the lowest visibility are January, May, June and November (7km).





