September weather forecastChassagny, France

September

Weather in September

September, the first month of the autumn in Chassagny, is still a pleasant month, with temperature in the range of an average low of 11°C (51.8°F) and an average high of 21.5°C (70.7°F).

Temperature

September signals a slight drop in average high-temperature, sliding from August's warm 26.1°C (79°F) to a pleasant 21.5°C (70.7°F). Throughout September, the average low-temperature in Chassagny dips to a fresh 11°C (51.8°F).

Humidity

In September, the average relative humidity in Chassagny is 76%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.1 days and accumulates 41mm (1.61") of precipitation.

Snowfall

April through September are months without snowfall in Chassagny, France.

Daylight

The average length of the day in September is 12h and 32min.
On the first day of September in Chassagny, sunrise is at 07:02 and sunset at 20:18. On the last day of the month, sunrise is at 07:38 and sunset at 19:23 CEST.

Sunshine

In Chassagny, the average sunshine in September is 8.5h.

UV index

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: A maximum UV index of 4 in September translates into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.

Frequently asked questions

The average high-temperature, in September, in Chassagny, is 21.5°C (70.7°F), while the average low-temperature is 11°C (51.8°F).

In September, the average relative humidity in Chassagny is 76%.

The month with the least rainfall is September, when the rain falls for 12.1 days and typically collects 41mm (1.61") of precipitation.

In Chassagny, France, in September, it is raining for 12.1 days, with typically 41mm (1.61") of accumulated precipitation.

April through September are months without snowfall in Chassagny, France.

In Chassagny, France, in September, it doesn't snow. In October, it regularly snows.

The average day length in September in Chassagny is 12h and 32min.

In September, on the first day of the month, sunrise is at 07:02 and sunset at 20:18. On the last day of the month, in Chassagny, sunrise is at 07:38 and sunset at 19:23 CEST.

The average sunshine duration in September is 8.5h.

In September, the average daily maximum UV index in Chassagny, France, is 4. A UV Index value 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 sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Chassagny, France

  • Average high temperature in September: 21.5°C

The warmest month (with the highest average high temperature) is August (26.1°C).
The month with the lowest average high temperature is January (5.4°C).

  • Average low temperature in September: 11°C

The months with the highest average low temperature are July and August (14.8°C).
The coldest month (with the lowest average low temperature) is January (0.2°C).

Average pressure in September
Chassagny, 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 (1015.4mbar).

Average wind speed in September
Chassagny, France

  • Average wind speed in September: 8.7km/h

The windiest month (with the highest average wind speed) is February (12.1km/h).
The calmest month (with the lowest average wind speed) is August (8.5km/h).

Average humidity in September
Chassagny, France

  • Average humidity in September: 76%

The month with the highest relative humidity is December (85%).
The month with the lowest relative humidity is August (70%).

Average rainfall in September
Chassagny, France

  • Average rainfall in September: 41mm

The wettest month (with the highest rainfall) is November (83mm).
The driest month (with the least rainfall) is September (41mm).

Average rainfall days in September
Chassagny, France

  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is September (12.1 days).

Average snowfall in September
Chassagny, France

  • Average snowfall in September: 0mm

The months with the highest snowfall are January and February (40mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).

Average snowfall days in September
Chassagny, France

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (6.1 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

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

  • Average daylight in September: 12h and 30min

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 30min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in September
Chassagny, France

  • Average sunshine days in September: 13.8 days

The month with the most sunshine days is October (14.8 days).
The month with the least sunshine days is May (7.4 days).

Average UV index in September
Chassagny, France

  • Average UV index in September: 4

The months with the highest UV index are June and 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
Chassagny, France

  • Average cloud cover in September: 34

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in September
Chassagny, France

  • Average visibility in September: 9km

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