September weather forecastVellefaux, France
September
Weather in September
The first month of the autumn, September, is still a pleasant month in Vellefaux, France, with an average temperature ranging between max 20°C (68°F) and min 9.5°C (49.1°F).Temperature
September's arrival subtly correlates with a reduction in the average high-temperature, down from a moderately hot 24.2°C (75.6°F) in August to an agreeable 20°C (68°F). An average minimum temperature of 9.5°C (49.1°F) is recorded in Vellefaux, France, during the month of September.Humidity
In September, the average relative humidity in Vellefaux is 81%.Rainfall
September is the month with the least rainfall. Rain falls for 11.5 days and accumulates 30mm (1.18") of precipitation.Snowfall
April through September are months without snowfall in Vellefaux, France.Daylight
The average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 06:54 and sunset at 20:15. On the last day of September, sunrise is at 07:33 and sunset at 19:16 CEST.
Sunshine
The average sunshine in September is 8.6h.UV index
In Vellefaux, France, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: An average UV index of 4 in September transforms into this advice:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Vellefaux, France
- Average high temperature in September: 20°C
The warmest month (with the highest average high temperature) is August (24.2°C).
The month with the lowest average high temperature is January (4.2°C).
- Average low temperature in September: 9.5°C
The months with the highest average low temperature are July and August (13°C).
The coldest month (with the lowest average low temperature) is January (-0.5°C).
Average pressure in September
Vellefaux, France
- Average pressure in September: 1018.6mbar
The month with the highest atmospheric pressure is December (1020.5mbar).
The month with the lowest atmospheric pressure is November (1015.4mbar).
Average wind speed in September
Vellefaux, France
- Average wind speed in September: 8.7km/h
The windiest month (with the highest average wind speed) is February (13.1km/h).
The calmest month (with the lowest average wind speed) is August (7.9km/h).
Average humidity in September
Vellefaux, France
- Average humidity in September: 81%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (78%).
Average rainfall in September
Vellefaux, France
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is December (84mm).
The driest month (with the least rainfall) is September (30mm).
Average rainfall days in September
Vellefaux, France
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is September (11.5 days).
Average snowfall in September
Vellefaux, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (81mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in September
Vellefaux, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.1 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Vellefaux, France
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 8h and 36min
The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).
Average sunshine days in September
Vellefaux, France
- Average sunshine days in September: 15.7 days
The month with the most sunshine days is October (16.9 days).
The month with the least sunshine days is June (7.9 days).
Average UV index in September
Vellefaux, France
- Average UV index in September: 4
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
Vellefaux, France
- Average cloud cover in September: 34
The month with the most cloud cover is December (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Vellefaux, France
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, July and August (9km).
The months with the lowest visibility are January, May, June, September, October, November and December (8km).





