September weather forecast
Paris, France

The Eiffel Tower in Paris, France viewed from River Seine
The Eiffel Tower in Paris, France viewed from River Seine

Weather in September

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

Temperature

In Paris, the average high-temperature in September slightly decreases from a moderately hot 24.5°C (76.1°F) in August to a pleasant 20.9°C (69.6°F). In September, in Paris, the average low-temperature is 11.8°C (53.2°F).

Humidity

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

Rainfall

The month with the least rainfall is September, when the rain falls for 9.3 days and typically collects 17mm (0.67") of precipitation.

Snowfall

April through November are months without snowfall.

Daylight

In Paris, the average length of the day in September is 12h and 35min.
On the first day of September, sunrise is at 07:07 and sunset at 20:33. On the last day of the month, sunrise is at 07:48 and sunset at 19:32 CEST.

Sunshine

The average sunshine in September in Paris is 7.8h.

UV index

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 4 in September interpret into the following advice:
Take precautions - Protection against skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in September in Paris?

The average high-temperature, in September, in Paris, is 20.9°C (69.6°F), while the average low-temperature is 11.8°C (53.2°F).

What is the average humidity in September in Paris?

In September, the average relative humidity is 72%.

What is the driest month in Paris?

The month with the least rainfall in Paris is September, when the rain falls for 9.3 days and typically collects 17mm (0.67") of precipitation.

How much does it rain in Paris in September?

In Paris, France, in September, during 9.3 rainfall days, 17mm (0.67") of precipitation is typically accumulated.

When it does not snow in Paris?

In Paris, France, snow does not fall in April through November.

What is the average length of the day in September in Paris?

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

What time are sunrise and sunset in September in Paris?

In September, on the first day of the month, sunrise is at 07:07 and sunset at 20:33. On the last day of the month, in Paris, sunrise is at 07:48 and sunset at 19:32 CEST.

How long on average sun shines in September in Paris?

In Paris, the average sunshine duration in September is 7.8h.

What is the UV index intensity in September in Paris?

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average humidity
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
Paris, France

Average temperature in September - Paris, France
  • Average high temperature in September: 20.9°C

The warmest month (with the highest average high temperature) is July (24.6°C).
The month with the lowest average high temperature is January (5.9°C).

  • Average low temperature in September: 11.8°C

The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).

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Average pressure in September
Paris, France

Average pressure in September - Paris, France
  • Average pressure in September: 1018.1mbar

The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is November (1013.4mbar).

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Average wind speed in September
Paris, France

Average wind speed in September - Paris, France
  • Average wind speed in September: 10.3km/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 (9.9km/h).

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Average humidity in September
Paris, France

Average humidity in September - Paris, France
  • Average humidity in September: 72%

The months with the highest relative humidity are January and December (86%).
The month with the lowest relative humidity is August (68%).

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Average rainfall in September
Paris, France

Average rainfall in September - Paris, France
  • Average rainfall in September: 17mm

The wettest month (with the highest rainfall) is December (49mm).
The driest month (with the least rainfall) is September (17mm).

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Average rainfall days in September
Paris, France

Average rainfall days in September - Paris, France
  • Average rainfall days in September: 9.3 days

The month with the highest number of rainy days is January (15.1 days).
The month with the least rainy days is September (9.3 days).

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Average snowfall in September
Paris, France

Average snowfall in September - Paris, 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, October and November (0mm).

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Average snowfall days in September
Paris, France

Average snowfall days in September - Paris, 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).

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

Average daylight in September / Average sunshine in September - Paris, France
  • Average daylight in September: 12h and 35min

The month with the longest days is June (Average daylight: 16h and 7min).
The month with the shortest days is December (Average daylight: 8h and 20min).

  • 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 48min).

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Average sunshine days in September
Paris, France

Average sunshine days in September - Paris, France
  • Average sunshine days in September: 19.1 days

The month with the most sunshine days is September (19.1 days).
The month with the least sunshine days is February (10.7 days).

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Average UV index in September
Paris, France

Average UV index in September - Paris, 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).

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Average cloud cover in September
Paris, France

Average cloud cover in September - Paris, 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).

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Average visibility in September
Paris, France

Average visibility in September - Paris, France
  • Average visibility in September: 9km

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

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