September weather forecast
Saint-André-en-Vivarais, France

September

Weather in September

September, the first month of the autumn in Saint-André-en-Vivarais, is still a pleasant month, with temperature in the range of an average low of 9.9°C (49.8°F) and an average high of 20.3°C (68.5°F).

Temperature

Saint-André-en-Vivarais's progression into September involves a minor drop in the average high-temperature, slightly receding from a moderately hot 24.9°C (76.8°F) in August to a pleasant 20.3°C (68.5°F). Nightly temperatures drop to an average low of 9.9°C (49.8°F) in September.

Humidity

In Saint-André-en-Vivarais, the average relative humidity in September is 77%.

Rainfall

In Saint-André-en-Vivarais, during September, the rain falls for 11 days and regularly aggregates up to 28mm (1.1") of precipitation. In Saint-André-en-Vivarais, during the entire year, the rain falls for 153.4 days and collects up to 511mm (20.12") of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in September in Saint-André-en-Vivarais, France, is 12h and 32min.
On the first day of September in Saint-André-en-Vivarais, sunrise is at 07:04 and sunset at 20:19. On the last day of the month, sunrise is at 07:39 and sunset at 19:24 CEST.

Sunshine

In Saint-André-en-Vivarais, the average sunshine in September is 8.1h.

UV index

The average daily maximum UV index in September in Saint-André-en-Vivarais, France, is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
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. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.

Frequently asked questions

What is the temperature in September in Saint-André-en-Vivarais?
In September, the average high-temperature and low-temperature are 20.3°C (68.5°F) and 9.9°C (49.8°F) respectively.
What is the average humidity in September in Saint-André-en-Vivarais?
The average relative humidity in September in Saint-André-en-Vivarais is 77%.
How much does it rain in Saint-André-en-Vivarais in September?
In Saint-André-en-Vivarais, France, in September, during 11 rainfall days, 28mm (1.1") of precipitation is typically accumulated.
When it does not snow in Saint-André-en-Vivarais?
In Saint-André-en-Vivarais, France, snow does not fall in June through September.
Does it snow in Saint-André-en-Vivarais in September?
In Saint-André-en-Vivarais, France, in September, it doesn't snow. In October, it regularly snows.
How many hours of daylight does Saint-André-en-Vivarais have in September?
In Saint-André-en-Vivarais, the average day length in September is 12h and 32min.
When are sunrise and sunset in September in Saint-André-en-Vivarais?
In September, on the first day of the month, sunrise is at 07:04 and sunset at 20:19. On the last day of the month, in Saint-André-en-Vivarais, France, sunrise is at 07:39 and sunset at 19:24 CEST.
How many hours of sunshine does Saint-André-en-Vivarais have in September?
The average sunshine duration in September in Saint-André-en-Vivarais, France, is 8.1h.
What is the UV index intensity in September in Saint-André-en-Vivarais?
In September, the average daily maximum UV index in Saint-André-en-Vivarais, France, is 4. A UV Index of 3 to 5 symbolizes a medium health risk 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
Saint-André-en-Vivarais, France
  • Average high temperature in September: 20.3°C

The warmest month (with the highest average high temperature) is August (24.9°C).
The month with the lowest average high temperature is January (4.8°C).

  • Average low temperature in September: 9.9°C

The month with the highest average low temperature is July (13.2°C).
The coldest month (with the lowest average low temperature) is February (-1°C).

Average pressure in September
Saint-André-en-Vivarais, France
  • Average pressure in September: 1018.4mbar

The month with the highest atmospheric pressure is December (1021.3mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

Average wind speed in September
Saint-André-en-Vivarais, France
  • Average wind speed in September: 9.1km/h

The windiest month (with the highest average wind speed) is February (12.5km/h).
The calmest month (with the lowest average wind speed) is August (8.7km/h).

Average humidity in September
Saint-André-en-Vivarais, France
  • Average humidity in September: 77%

The months with the highest relative humidity are November and December (86%).
The month with the lowest relative humidity is August (72%).

Average rainfall in September
Saint-André-en-Vivarais, France
  • Average rainfall in September: 28mm

The wettest month (with the highest rainfall) is November (58mm).
The driest month (with the least rainfall) is February (27mm).

Average rainfall days in September
Saint-André-en-Vivarais, France
  • Average rainfall days in September: 11 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is December (10 days).

Average snowfall in September
Saint-André-en-Vivarais, France
  • Average snowfall in September: 0mm

The month with the highest snowfall is November (85mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Saint-André-en-Vivarais, France
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Saint-André-en-Vivarais, 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 1min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in September
Saint-André-en-Vivarais, France
  • Average sunshine days in September: 16.3 days

The month with the most sunshine days is August (18.3 days).
The month with the least sunshine days is May (10.2 days).

Average UV index in September
Saint-André-en-Vivarais, 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
Saint-André-en-Vivarais, France
  • Average cloud cover in September: 38

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in September
Saint-André-en-Vivarais, France
  • Average visibility in September: 8km

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

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