September weather forecastViersat, France

September

Weather in September

September, the first month of the autumn in Viersat, is also an agreeable month, with an average temperature ranging between min 9.9°C (49.8°F) and max 20.9°C (69.6°F).

Temperature

In September, the average high-temperature marginally drops from a moderately hot 24.7°C (76.5°F) in August to an agreeable 20.9°C (69.6°F). In Viersat, the average low-temperature during the month of September is a chilly 9.9°C (49.8°F).

Humidity

In September, the average relative humidity in Viersat, France, is 75%.

Rainfall

September is the month with the least rainfall in Viersat. Rain falls for 12 days and accumulates 31mm (1.22") of precipitation.

Snowfall

In Viersat, snow does not fall in April, June through September.

Daylight

In Viersat, the average length of the day in September is 12h and 32min.
On the first day of September in Viersat, France, sunrise is at 07:11 and sunset at 20:28. On the last day of the month, sunrise is at 07:48 and sunset at 19:32 CEST.

Sunshine

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

UV index

The average daily maximum UV index in September in Viersat is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 4 during September translates into the following directions:
Take precautions - Protection against skin and eye damage is obliged. It's recommended to limit sun exposure when its radiation is at its peak during midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.

Frequently asked questions

The high-temperature, in September, in Viersat, records 20.9°C (69.6°F), while the low-temperature is 9.9°C (49.8°F).

In Viersat, the average relative humidity in September is 75%.

The month with the least rainfall is September, when the rain falls for 12 days and typically collects 31mm (1.22") of precipitation.

In Viersat, during September, the rain falls for 12 days and regularly aggregates up to 31mm (1.22") of precipitation.

April, June through September are months without snowfall in Viersat, France.

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

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

In September, on the first day of the month, sunrise is at 07:11 and sunset at 20:28. On the last day of the month, in Viersat, sunrise is at 07:48 and sunset at 19:32 CEST.

In Viersat, France, the average sunshine duration in September is 8.1h.

In Viersat, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Viersat, France

  • Average high temperature in September: 20.9°C

The warmest month (with the highest average high temperature) is August (24.7°C).
The month with the lowest average high temperature is January (5.9°C).

  • Average low temperature in September: 9.9°C

The months with the highest average low temperature are July and August (13.3°C).
The coldest month (with the lowest average low temperature) is February (0°C).

Average pressure in September
Viersat, France

  • Average pressure in September: 1018.4mbar

The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is November (1015.2mbar).

Average wind speed in September
Viersat, France

  • Average wind speed in September: 9.4km/h

The windiest month (with the highest average wind speed) is February (14.3km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).

Average humidity in September
Viersat, France

  • Average humidity in September: 75%

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

Average rainfall in September
Viersat, France

  • Average rainfall in September: 31mm

The wettest month (with the highest rainfall) is May (69mm).
The driest month (with the least rainfall) is September (31mm).

Average rainfall days in September
Viersat, France

  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is September (12 days).

Average snowfall in September
Viersat, France

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (42mm).
The months with the least snowfall are April, June, July, August and September (0mm).

Average snowfall days in September
Viersat, France

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Viersat, 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: 8h and 6min

The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in September
Viersat, France

  • Average sunshine days in September: 15.9 days

The month with the most sunshine days is September (15.9 days).
The month with the least sunshine days is May (7.7 days).

Average UV index in September
Viersat, 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
Viersat, France

  • Average cloud cover in September: 36

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in September
Viersat, 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).