September weather forecast
Vaulx-Milieu, France

September

Weather in September

The first month of the autumn, September, is also an agreeable month in Vaulx-Milieu, France, with an average temperature varying between 11°C (51.8°F) and 21.5°C (70.7°F).

Temperature

Vaulx-Milieu's weather subtly changes with the onset of September, barely falling from a moderately hot 26.1°C (79°F) in August to a pleasant 21.5°C (70.7°F). In Vaulx-Milieu, September is marked by an average low-temperature of 11°C (51.8°F).

Humidity

The average relative humidity in September is 77%.

Rainfall

In September, in Vaulx-Milieu, the rain falls for 11.5 days. Throughout September, 36mm (1.42") of precipitation is accumulated. In Vaulx-Milieu, during the entire year, the rain falls for 164.3 days and collects up to 575mm (22.64") of precipitation.

Snowfall

April through September are months without snowfall in Vaulx-Milieu.

Daylight

In Vaulx-Milieu, the average length of the day in September is 12h and 32min.
On the first day of September, sunrise is at 07:01 and sunset at 20:17. On the last day of the month, sunrise is at 07:36 and sunset at 19:21 CEST.

Sunshine

In Vaulx-Milieu, France, the average sunshine in September is 8.6h.

UV index

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

Frequently asked questions

What is the usual temperature for Vaulx-Milieu in September?
The average high-temperature, in September, in Vaulx-Milieu, is 21.5°C (70.7°F), while the average low-temperature is 11°C (51.8°F).
What is the average humidity in September in Vaulx-Milieu?
The average relative humidity in September in Vaulx-Milieu is 77%.
How much does it rain in Vaulx-Milieu in September?
In Vaulx-Milieu, France, in September, it is raining for 11.5 days, with typically 36mm (1.42") of accumulated precipitation.
When it does not snow in Vaulx-Milieu?
In Vaulx-Milieu, snow does not fall in April through September.
Does it snow in Vaulx-Milieu in September?
In Vaulx-Milieu, in September, it doesn't snow. In October, it regularly snows.
What is the average length of the day in September in Vaulx-Milieu?
In Vaulx-Milieu, the average day length in September is 12h and 32min.
When is the sunrise / sunset in September in Vaulx-Milieu?
In September, on the first day of the month, sunrise is at 07:01 and sunset at 20:17. On the last day of the month, in Vaulx-Milieu, sunrise is at 07:36 and sunset at 19:21 CEST.
How long on average sun shines in September in Vaulx-Milieu?
In Vaulx-Milieu, France, the average sunshine duration in September is 8.6h.
How high is the UV index in September in Vaulx-Milieu?
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Vaulx-Milieu, France
  • Average high temperature in September: 21.5°C

The warmest month (with the highest average high temperature) is August (26.1°C).
The month with the lowest average high temperature is January (5.3°C).

  • Average low temperature in September: 11°C

The months with the highest average low temperature are July and August (14.6°C).
The coldest month (with the lowest average low temperature) is January (0.1°C).

Average pressure in September
Vaulx-Milieu, France
  • Average pressure in September: 1018.5mbar

The month with the highest atmospheric pressure is December (1021.2mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

Average wind speed in September
Vaulx-Milieu, France
  • Average wind speed in September: 8.4km/h

The windiest month (with the highest average wind speed) is February (11.7km/h).
The calmest months (with the lowest average wind speed) are August and September (8.4km/h).

Average humidity in September
Vaulx-Milieu, France
  • Average humidity in September: 77%

The month with the highest relative humidity is December (85%).
The month with the lowest relative humidity is August (71%).

Average rainfall in September
Vaulx-Milieu, France
  • Average rainfall in September: 36mm

The wettest month (with the highest rainfall) is November (65mm).
The driest month (with the least rainfall) is February (32mm).

Average rainfall days in September
Vaulx-Milieu, France
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is September (11.5 days).

Average snowfall in September
Vaulx-Milieu, France
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (41mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).

Average snowfall days in September
Vaulx-Milieu, France
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are April, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Vaulx-Milieu, France
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in September
Vaulx-Milieu, France
  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is October (16.6 days).
The month with the least sunshine days is May (10.3 days).

Average UV index in September
Vaulx-Milieu, France
  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Vaulx-Milieu, France
  • Average cloud cover in September: 34

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in September
Vaulx-Milieu, France
  • Average visibility in September: 9km

The months with the highest visibility are February, March, April, May, June, July, August, September and November (9km).
The months with the lowest visibility are January, October and December (8km).

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