September weather forecast
Blanquefort-sur-Briolance, France

September

Weather in September

September, the first month of the autumn in Blanquefort-sur-Briolance, is also a moderately hot month, with temperature in the range of an average low of 11.3°C (52.3°F) and an average high of 23.6°C (74.5°F).

Temperature

The beginning of September subtly marks a decrease in the average high-temperature, transitioning from a warm 27.7°C (81.9°F) in August to a still moderately hot 23.6°C (74.5°F). Blanquefort-sur-Briolance documents a substantial deviation from daytime highs with a consistent low-temperature of 11.3°C (52.3°F) during September nights.

Humidity

In September, the average relative humidity is 71%.

Rainfall

In Blanquefort-sur-Briolance, in September, it is raining for 10 days, with typically 33mm (1.3") of accumulated precipitation. Throughout the year, in Blanquefort-sur-Briolance, there are 148.2 rainfall days, and 400mm (15.75") of precipitation is accumulated.

Snowfall

In Blanquefort-sur-Briolance, snow does not fall in March through October.

Daylight

In Blanquefort-sur-Briolance, the average length of the day in September is 12h and 31min.
On the first day of September in Blanquefort-sur-Briolance, sunrise is at 07:19 and sunset at 20:32. On the last day of the month, sunrise is at 07:53 and sunset at 19:38 CEST.

Sunshine

The average sunshine in September in Blanquefort-sur-Briolance is 8.5h.

UV index

In Blanquefort-sur-Briolance, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: In September, the maximum UV index of 4 suggests this advice:
Act with care - The suggestion to avoid sunburn is emphasized. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.

Frequently asked questions

What are September temperatures in Blanquefort-sur-Briolance?
The average high-temperature, in September, in Blanquefort-sur-Briolance, is 23.6°C (74.5°F), while the average low-temperature is 11.3°C (52.3°F). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, is calculated to be 30°C (86°F).
What is the average humidity in September in Blanquefort-sur-Briolance?
In September, the average relative humidity is 71%.
How many days does it rain in September in Blanquefort-sur-Briolance?
In Blanquefort-sur-Briolance, during September, the rain falls for 10 days and regularly aggregates up to 33mm (1.3") of precipitation.
When it does not snow in Blanquefort-sur-Briolance?
In Blanquefort-sur-Briolance, snow does not fall in March through October.
How many hours of daylight does Blanquefort-sur-Briolance have in September?
In September, the average day length is 12h and 31min.
What time are sunrise and sunset in September in Blanquefort-sur-Briolance?
In September, on the first day of the month, sunrise is at 07:19 and sunset at 20:32. On the last day of the month, sunrise is at 07:53 and sunset at 19:38 CEST.
How long on average sun shines in September in Blanquefort-sur-Briolance?
In September, the average sunshine duration in Blanquefort-sur-Briolance, France, is 8.5h.
What is the UV index intensity in September in Blanquefort-sur-Briolance?
The average daily maximum UV index in September in Blanquefort-sur-Briolance is 4. A UV Index reading of 3 to 5 represents a moderate health threat 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Blanquefort-sur-Briolance, France
Average temperature in September
Blanquefort-sur-Briolance, France
  • Average high temperature in September: 23.6°C

The warmest month (with the highest average high temperature) is August (27.7°C).
The month with the lowest average high temperature is January (7.8°C).

  • Average low temperature in September: 11.3°C

The month with the highest average low temperature is July (14.4°C).
The coldest month (with the lowest average low temperature) is February (1.2°C).

Average pressure in September - Blanquefort-sur-Briolance, France
Average pressure in September
Blanquefort-sur-Briolance, France
  • Average pressure in September: 1018.3mbar

The month with the highest atmospheric pressure is December (1021.5mbar).
The month with the lowest atmospheric pressure is November (1015.5mbar).

Average wind speed in September - Blanquefort-sur-Briolance, France
Average wind speed in September
Blanquefort-sur-Briolance, France
  • Average wind speed in September: 7.1km/h

The windiest month (with the highest average wind speed) is March (9.8km/h).
The calmest months (with the lowest average wind speed) are August and September (7.1km/h).

Average humidity in September - Blanquefort-sur-Briolance, France
Average humidity in September
Blanquefort-sur-Briolance, France
  • Average humidity in September: 71%

The months with the highest relative humidity are January, November and December (87%).
The month with the lowest relative humidity is August (68%).

Average rainfall in September - Blanquefort-sur-Briolance, France
Average rainfall in September
Blanquefort-sur-Briolance, France
  • Average rainfall in September: 33mm

The wettest month (with the highest rainfall) is November (42mm).
The driest month (with the least rainfall) is July (23mm).

Average rainfall days in September - Blanquefort-sur-Briolance, France
Average rainfall days in September
Blanquefort-sur-Briolance, France
  • Average rainfall days in September: 10 days

The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is August (9.8 days).

Average snowfall in September - Blanquefort-sur-Briolance, France
Average snowfall in September
Blanquefort-sur-Briolance, France
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (6mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).

Average snowfall days in September - Blanquefort-sur-Briolance, France
Average snowfall days in September
Blanquefort-sur-Briolance, France
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.8 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 - Blanquefort-sur-Briolance, France
Average daylight in September /
Average sunshine in September
Blanquefort-sur-Briolance, France
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in September: 8h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and November (Average sunshine: 4h and 30min).

Average sunshine days in September - Blanquefort-sur-Briolance, France
Average sunshine days in September
Blanquefort-sur-Briolance, France
  • Average sunshine days in September: 18.7 days

The months with the most sunshine days are August and September (18.7 days).
The month with the least sunshine days is November (13.4 days).

Average UV index in September - Blanquefort-sur-Briolance, France
Average UV index in September
Blanquefort-sur-Briolance, 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 - Blanquefort-sur-Briolance, France
Average cloud cover in September
Blanquefort-sur-Briolance, France
  • Average cloud cover in September: 32

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in September - Blanquefort-sur-Briolance, France
Average visibility in September
Blanquefort-sur-Briolance, France
  • Average visibility in September: 8km

The months with the highest visibility are July and August (9km).
The months with the lowest visibility are January, November and December (7km).

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