September weather forecast
Champdieu, France

September

Weather in September

The first month of the autumn, September, is still a refreshing month in Champdieu, France, with an average temperature varying between 19.6°C (67.3°F) and 9.5°C (49.1°F).

Temperature

In Champdieu, the average high-temperature in September gently drops from a warm 24.2°C (75.6°F) in August to an enjoyable 19.6°C (67.3°F). In September, Champdieu reports a consistent average low-temperature of 9.5°C (49.1°F) during the nights.

Humidity

In Champdieu, France, the average relative humidity in September is 78%.

Rainfall

In Champdieu, France, in September, during 13.4 rainfall days, 33mm (1.3") of precipitation is typically accumulated. Throughout the year, there are 177.1 rainfall days, and 594mm (23.39") of precipitation is accumulated.

Snowfall

In Champdieu, snow does not fall in June through September.

Daylight

In September, the average length of the day in Champdieu, France, is 12h and 32min.
On the first day of September in Champdieu, sunrise is at 07:05 and sunset at 20:21. On the last day of the month, sunrise is at 07:41 and sunset at 19:25 CEST.

Sunshine

In Champdieu, the average sunshine in September is 8.1h.

UV index

In Champdieu, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: An average UV index of 4 in September transforms into this advice:
Take precautions - Protection against skin and eye damage is obliged. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

What are September temperatures in Champdieu?
The average high-temperature and low-temperature during September are 19.6°C (67.3°F) and 9.5°C (49.1°F) respectively.
What is the average humidity in September in Champdieu?
The average relative humidity in September in Champdieu is 78%.
How many days does it rain in September in Champdieu?
In September, the rain falls for 13.4 days. Throughout September, 33mm (1.3") of precipitation is accumulated.
When it does not snow in Champdieu?
June through September are months without snowfall in Champdieu, France.
Does it snow in Champdieu in September?
In Champdieu, in September, it doesn't snow. In October, it regularly snows.
What is the average length of the day in September in Champdieu?
In September, the average day length in Champdieu is 12h and 32min.
When is the sunrise / sunset in September in Champdieu?
In September, on the first day of the month, sunrise is at 07:05 and sunset at 20:21. On the last day of the month, sunrise is at 07:41 and sunset at 19:25 CEST.
How many hours of sunshine does Champdieu have in September?
In September, the average sunshine duration in Champdieu, France, is 8.1h.
How high is the UV index in September in Champdieu?
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to 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
Champdieu, France
  • Average high temperature in September: 19.6°C

The warmest month (with the highest average high temperature) is August (24.2°C).
The month with the lowest average high temperature is January (4.7°C).

  • Average low temperature in September: 9.5°C

The month with the highest average low temperature is July (12.8°C).
The coldest month (with the lowest average low temperature) is February (-1.3°C).

Average pressure in September
Champdieu, France
  • Average pressure in September: 1018.5mbar

The month with the highest atmospheric pressure is December (1021.3mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).

Average wind speed in September
Champdieu, France
  • Average wind speed in September: 8.8km/h

The windiest month (with the highest average wind speed) is February (12.6km/h).
The calmest month (with the lowest average wind speed) is August (8.3km/h).

Average humidity in September
Champdieu, France
  • Average humidity in September: 78%

The months with the highest relative humidity are November and December (86%).
The month with the lowest relative humidity is August (74%).

Average rainfall in September
Champdieu, France
  • Average rainfall in September: 33mm

The wettest month (with the highest rainfall) is May (67mm).
The driest month (with the least rainfall) is February (32mm).

Average rainfall days in September
Champdieu, France
  • Average rainfall days in September: 13.4 days

The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is October (11.9 days).

Average snowfall in September
Champdieu, France
  • Average snowfall in September: 0mm

The month with the highest snowfall is November (86mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Champdieu, France
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Champdieu, 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 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in September
Champdieu, France
  • Average sunshine days in September: 13.9 days

The month with the most sunshine days is October (16.4 days).
The month with the least sunshine days is May (7.8 days).

Average UV index in September
Champdieu, 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
Champdieu, France
  • Average cloud cover in September: 39

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in September
Champdieu, France
  • Average visibility in September: 8km

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

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