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.

Frequently asked questions

An average high-temperature, in September, in Vellefaux, is 20°C (68°F) and the average low-temperature is 9.5°C (49.1°F).

In September, the average relative humidity in Vellefaux is 81%.

September is the month with the least rainfall. Rain falls for 11.5 days and accumulates 30mm (1.18") of precipitation.

In Vellefaux, France, in September, during 11.5 rainfall days, 30mm (1.18") of precipitation is typically accumulated.

In Vellefaux, France, snow does not fall in April through September.

In Vellefaux, in September, it doesn't snow. In October, it regularly snows.

In September, the average day length in Vellefaux, France, is 12h and 34min.

On the first day of September in Vellefaux, France, sunrise is at 06:54 and sunset at 20:15. On the last day of the month, sunrise is at 07:33 and sunset at 19:16 CEST.

In Vellefaux, the average sunshine duration in September is 8.6h.

The average daily maximum UV index in September in Vellefaux is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

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).