September weather forecastDraveil, France

September

Weather in September

September, the first month of the autumn in Draveil, is still a pleasant month, with an average temperature varying between 11.8°C (53.2°F) and 20.9°C (69.6°F).

Temperature

September's arrival subtly correlates with a reduction in the average high-temperature, down from a warm 24.8°C (76.6°F) in August to a pleasant 20.9°C (69.6°F). In Draveil, the average nighttime temperature during September is a fresh 11.8°C (53.2°F).

Humidity

In September, the average relative humidity in Draveil is 72%.

Rainfall

September is the month with the least rainfall. Rain falls for 10.7 days and accumulates 21mm (0.83") of precipitation.

Snowfall

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

Daylight

In September, the average length of the day in Draveil is 12h and 35min.
On the first day of the month, sunrise is at 07:08 and sunset at 20:32. On the last day of September, sunrise is at 07:49 and sunset at 19:31 CEST.

Sunshine

The average sunshine in September is 7.8h.

UV index

The average daily maximum UV index in September in Draveil, France, is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: A typical high UV index of 4 in September suggests the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.

Frequently asked questions

The high-temperature in Draveil during September is 20.9°C (69.6°F) and the low-temperature is 11.8°C (53.2°F).

In September, the average relative humidity is 72%.

September is the month with the least rainfall in Draveil, France. Rain falls for 10.7 days and accumulates 21mm (0.83") of precipitation.

In Draveil, in September, it is raining for 10.7 days, with typically 21mm (0.83") of accumulated precipitation.

In Draveil, France, snow does not fall in April through October.

The average day length in September is 12h and 35min.

On the first day of September in Draveil, France, sunrise is at 07:08 and sunset at 20:32. On the last day of the month, sunrise is at 07:49 and sunset at 19:31 CEST.

The average sunshine duration in September in Draveil is 7.8h.

The average daily maximum UV index in September in Draveil, France, is 4. A UV Index estimate of 3 to 5 represents a medium health risk from 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
Draveil, France

  • Average high temperature in September: 20.9°C

The warmest month (with the highest average high temperature) is August (24.8°C).
The month with the lowest average high temperature is January (6°C).

  • Average low temperature in September: 11.8°C

The month with the highest average low temperature is August (15.1°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).

Average pressure in September
Draveil, France

  • Average pressure in September: 1018.1mbar

The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is November (1013.5mbar).

Average wind speed in September
Draveil, France

  • Average wind speed in September: 10.4km/h

The windiest month (with the highest average wind speed) is February (15.4km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).

Average humidity in September
Draveil, France

  • Average humidity in September: 72%

The months with the highest relative humidity are January and December (85%).
The month with the lowest relative humidity is August (68%).

Average rainfall in September
Draveil, France

  • Average rainfall in September: 21mm

The wettest month (with the highest rainfall) is June (52mm).
The driest month (with the least rainfall) is September (21mm).

Average rainfall days in September
Draveil, France

  • Average rainfall days in September: 10.7 days

The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is September (10.7 days).

Average snowfall in September
Draveil, France

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (29mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September
Draveil, France

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.8 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
Draveil, 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 48min

The month with the most sunshine is August (Average sunshine: 9h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in September
Draveil, France

  • Average sunshine days in September: 17.2 days

The month with the most sunshine days is September (17.2 days).
The month with the least sunshine days is June (10.9 days).

Average UV index in September
Draveil, France

  • Average UV index in September: 4

The month with the highest UV index is 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
Draveil, France

  • Average cloud cover in September: 37

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 37).

Average visibility in September
Draveil, France

  • Average visibility in September: 9km

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