September weather forecastLevainville, France

September

Weather in September

The first month of the autumn, September, is still a pleasant month in Levainville, France, with temperature in the range of an average low of 11.5°C (52.7°F) and an average high of 20.9°C (69.6°F).

Temperature

Levainville records a mild change in average high-temperature during September, easing from a warm 24.1°C (75.4°F) in August to an agreeable 20.9°C (69.6°F). Levainville experiences a steady low-temperature of 11.5°C (52.7°F) throughout September.

Humidity

The average relative humidity in September in Levainville is 73%.

Rainfall

The month with the least rainfall is September, when the rain falls for 10.8 days and typically collects 18mm (0.71") of precipitation.

Snowfall

In Levainville, snow does not fall in April through October.

Daylight

In Levainville, the average length of the day in September is 12h and 35min.
On the first day of the month, sunrise is at 07:11 and sunset at 20:34. On the last day of September, sunrise is at 07:51 and sunset at 19:33 CEST.

Sunshine

In Levainville, the average sunshine in September is 7.4h.

UV index

In September, the average daily maximum UV index in Levainville is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 4 in September transforms into the following instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.

Frequently asked questions

An average high-temperature, in September, in Levainville, is 20.9°C (69.6°F) and the average low-temperature is 11.5°C (52.7°F).

In September, the average relative humidity is 73%.

The month with the least rainfall in Levainville, France, is September, when the rain falls for 10.8 days and typically collects 18mm (0.71") of precipitation.

In Levainville, in September, during 10.8 rainfall days, 18mm (0.71") of precipitation is typically accumulated.

April through October are months without snowfall in Levainville.

In Levainville, France, the average day length in September is 12h and 35min.

On the first day of September in Levainville, sunrise is at 07:11 and sunset at 20:34. On the last day of the month, sunrise is at 07:51 and sunset at 19:33 CEST.

In September, the average sunshine duration in Levainville is 7.4h.

The average daily maximum UV index in September in Levainville, France, is 4. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
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
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Levainville, France

  • Average high temperature in September: 20.9°C

The warmest month (with the highest average high temperature) is August (24.1°C).
The month with the lowest average high temperature is January (6°C).

  • Average low temperature in September: 11.5°C

The month with the highest average low temperature is August (14.3°C).
The coldest months (with the lowest average low temperature) are January and February (1.3°C).

Average pressure in September
Levainville, France

  • Average pressure in September: 1018mbar

The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is November (1013.4mbar).

Average wind speed in September
Levainville, France

  • Average wind speed in September: 11.7km/h

The windiest month (with the highest average wind speed) is February (17.2km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).

Average humidity in September
Levainville, France

  • Average humidity in September: 73%

The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is August (70%).

Average rainfall in September
Levainville, France

  • Average rainfall in September: 18mm

The wettest month (with the highest rainfall) is June (49mm).
The driest month (with the least rainfall) is September (18mm).

Average rainfall days in September
Levainville, France

  • Average rainfall days in September: 10.8 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (10.3 days).

Average snowfall in September
Levainville, France

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (22mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September
Levainville, France

  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Levainville, France

  • Average daylight in September: 12h and 36min

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 24min).

  • Average sunshine in September: 7h and 24min

The months with the most sunshine are July and August (Average sunshine: 8h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in September
Levainville, France

  • Average sunshine days in September: 17.3 days

The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is June (9.4 days).

Average UV index in September
Levainville, 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
Levainville, France

  • Average cloud cover in September: 39

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 39).

Average visibility in September
Levainville, France

  • Average visibility in September: 9km

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