September weather forecast
Sardieu, France

September

Weather in September

The first month of the autumn, September, is also an agreeable month in Sardieu, France, with an average temperature varying between 10.1°C (50.2°F) and 20.5°C (68.9°F).

Temperature

September's arrival subtly correlates with a reduction in the average high-temperature, down from a moderately hot 25.1°C (77.2°F) in August to an agreeable 20.5°C (68.9°F). During the month of September, the nighttime temperature in Sardieu falls to an average of 10.1°C (50.2°F).

Humidity

In Sardieu, the average relative humidity in September is 79%.

Rainfall

September is the month with the least rainfall. Rain falls for 11.4 days and accumulates 34mm (1.34") of precipitation.

Snowfall

June through September are months without snowfall in Sardieu.

Daylight

In September, the average length of the day in Sardieu is 12h and 32min.
On the first day of the month, sunrise is at 07:01 and sunset at 20:16. On the last day of September, in Sardieu, sunrise is at 07:36 and sunset at 19:21 CEST.

Sunshine

In September, the average sunshine is 8.5h.

UV index

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, the average maximum UV index of 4 translates into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

Frequently asked questions

What are September temperatures in Sardieu?
September temperatures vary between a high-temperature of 20.5°C (68.9°F) and a low-temperature of 10.1°C (50.2°F).
What is the average humidity in September in Sardieu?
In Sardieu, the average relative humidity in September is 79%.
What is the driest month in Sardieu?
September is the month with the least rainfall in Sardieu. Rain falls for 11.4 days and accumulates 34mm (1.34") of precipitation.
How many days does it rain in September in Sardieu?
In Sardieu, France, during September, the rain falls for 11.4 days and regularly aggregates up to 34mm (1.34") of precipitation.
When it does not snow in Sardieu?
June through September are months without snowfall.
Does it snow in Sardieu in September?
In Sardieu, in September, it doesn't snow. In October, it regularly snows.
How many hours of daylight does Sardieu have in September?
In September, the average day length is 12h and 32min.
When is the sunrise / sunset in September in Sardieu?
On the first day of September, sunrise is at 07:01 and sunset at 20:16. On the last day of the month, sunrise is at 07:36 and sunset at 19:21 CEST.
How many hours of sunshine does Sardieu have in September?
The average sunshine duration in September is 8.5h.
What is the UV index intensity in September in Sardieu?
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health risk 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Sardieu, France
Average temperature in September
Sardieu, France
  • Average high temperature in September: 20.5°C

The warmest month (with the highest average high temperature) is August (25.1°C).
The month with the lowest average high temperature is January (4.8°C).

  • Average low temperature in September: 10.1°C

The month with the highest average low temperature is July (13.2°C).
The coldest month (with the lowest average low temperature) is January (-1.2°C).

Average pressure in September - Sardieu, France
Average pressure in September
Sardieu, France
  • Average pressure in September: 1018.2mbar

The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).

Average wind speed in September - Sardieu, France
Average wind speed in September
Sardieu, France
  • Average wind speed in September: 7.7km/h

The windiest month (with the highest average wind speed) is February (10.5km/h).
The calmest month (with the lowest average wind speed) is September (7.7km/h).

Average humidity in September - Sardieu, France
Average humidity in September
Sardieu, France
  • Average humidity in September: 79%

The months with the highest relative humidity are January, November and December (85%).
The month with the lowest relative humidity is August (74%).

Average rainfall in September - Sardieu, France
Average rainfall in September
Sardieu, France
  • Average rainfall in September: 34mm

The wettest month (with the highest rainfall) is November (67mm).
The driest month (with the least rainfall) is September (34mm).

Average rainfall days in September - Sardieu, France
Average rainfall days in September
Sardieu, France
  • Average rainfall days in September: 11.4 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is August (11 days).

Average snowfall in September - Sardieu, France
Average snowfall in September
Sardieu, France
  • Average snowfall in September: 0mm

The month with the highest snowfall is November (92mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September - Sardieu, France
Average snowfall days in September
Sardieu, France
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Sardieu, France
Average daylight in September /
Average sunshine in September
Sardieu, 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 3min

The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in September - Sardieu, France
Average sunshine days in September
Sardieu, France
  • Average sunshine days in September: 14.2 days

The month with the most sunshine days is August (16.8 days).
The month with the least sunshine days is May (9.5 days).

Average UV index in September - Sardieu, France
Average UV index in September
Sardieu, 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 - Sardieu, France
Average cloud cover in September
Sardieu, France
  • Average cloud cover in September: 35

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in September - Sardieu, France
Average visibility in September
Sardieu, France
  • Average visibility in September: 8km

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

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