September weather forecastSciez, France

September

Weather in September

September, the first month of the autumn in Sciez, is also an enjoyable month, with temperature in the range of an average high of 18.3°C (64.9°F) and an average low of 9.2°C (48.6°F).

Temperature

In Sciez, the average high-temperature in September slightly decreases from an agreeable 22.3°C (72.1°F) in August to a refreshing 18.3°C (64.9°F). Sciez's nights in September cool down to an average low-temperature of 9.2°C (48.6°F).

Humidity

The average relative humidity in September in Sciez is 79%.

Rainfall

September is the month with the least rainfall in Sciez. Rain falls for 13.5 days and accumulates 42mm (1.65") of precipitation.

Snowfall

June through September are months without snowfall in Sciez.

Daylight

In Sciez, the average length of the day in September is 12h and 32min.
On the first day of September in Sciez, sunrise is at 06:55 and sunset at 20:13. On the last day of the month, sunrise is at 07:32 and sunset at 19:16 CEST.

Sunshine

The average sunshine in September in Sciez is 9.1h.

UV index

In Sciez, France, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: A daily high UV index of 4 in September leads to these guidelines:
Take precautions - Protection against sunburn is recommended. To guard against the harmful effects of the Sun, minimize exposure during midday. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.

Frequently asked questions

The high-temperature, in September, in Sciez, records 18.3°C (64.9°F), while the low-temperature is 9.2°C (48.6°F).

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

September is the month with the least rainfall. Rain falls for 13.5 days and accumulates 42mm (1.65") of precipitation.

In Sciez, France, in September, during 13.5 rainfall days, 42mm (1.65") of precipitation is typically accumulated.

In Sciez, France, snow does not fall in June through September.

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

In September, the average day length in Sciez is 12h and 32min.

In September, on the first day of the month, sunrise is at 06:55 and sunset at 20:13. On the last day of the month, sunrise is at 07:32 and sunset at 19:16 CEST.

The average sunshine duration in September in Sciez, France, is 9.1h.

In September, the average daily maximum UV index in Sciez, France, 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Sciez, France

  • Average high temperature in September: 18.3°C

The warmest month (with the highest average high temperature) is August (22.3°C).
The month with the lowest average high temperature is January (3.3°C).

  • Average low temperature in September: 9.2°C

The months with the highest average low temperature are July and August (12.3°C).
The coldest month (with the lowest average low temperature) is February (-2.8°C).

Average pressure in September
Sciez, France

  • Average pressure in September: 1018.5mbar

The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

Average wind speed in September
Sciez, France

  • Average wind speed in September: 8km/h

The windiest month (with the highest average wind speed) is February (11.2km/h).
The calmest month (with the lowest average wind speed) is August (6.7km/h).

Average humidity in September
Sciez, France

  • Average humidity in September: 79%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (76%).

Average rainfall in September
Sciez, France

  • Average rainfall in September: 42mm

The wettest month (with the highest rainfall) is December (103mm).
The driest month (with the least rainfall) is September (42mm).

Average rainfall days in September
Sciez, France

  • Average rainfall days in September: 13.5 days

The months with the highest number of rainy days are May and June (20.4 days).
The month with the least rainy days is October (11.5 days).

Average snowfall in September
Sciez, France

  • Average snowfall in September: 0mm

The month with the highest snowfall is December (98mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Sciez, France

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (6.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in September: 9h and 6min

The months with the most sunshine are July and August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

Average sunshine days in September
Sciez, France

  • Average sunshine days in September: 13.6 days

The month with the most sunshine days is October (17.4 days).
The month with the least sunshine days is June (7.3 days).

Average UV index in September
Sciez, France

  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Sciez, France

  • Average cloud cover in September: 29

The months with the most cloud cover are January and December (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in September
Sciez, France

  • Average visibility in September: 9km

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