September weather forecastGlanon, France

September

Weather in September

September, the first month of the autumn in Glanon, is also an agreeable month, with an average temperature ranging between max 20.5°C (68.9°F) and min 10.5°C (50.9°F).

Temperature

The transition to September results in a modest reduction in average high-temperature, moving from a warm 24.6°C (76.3°F) in August to an agreeable 20.5°C (68.9°F). Glanon's average low-temperature is measured at a cool 10.5°C (50.9°F) during September.

Humidity

In Glanon, the average relative humidity in September is 77%.

Rainfall

September is the month with the least rainfall. Rain falls for 10.6 days and accumulates 26mm (1.02") of precipitation.

Snowfall

April through October are months without snowfall in Glanon.

Daylight

In Glanon, the average length of the day in September is 12h and 34min.
On the first day of September in Glanon, sunrise is at 06:59 and sunset at 20:19. On the last day of the month, sunrise is at 07:37 and sunset at 19:21 CEST.

Sunshine

The average sunshine in September is 8.4h.

UV index

In September, the average daily maximum UV index 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 maximum daily UV index of 4 during September morphs into the following directions:
Prioritize safety - Suggestions to prevent sun damage are offered. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.

Frequently asked questions

In Glanon, in September, the average high-temperature is 20.5°C (68.9°F), and the average low-temperature is 10.5°C (50.9°F).

The average relative humidity in September is 77%.

September is the month with the least rainfall in Glanon, France. Rain falls for 10.6 days and accumulates 26mm (1.02") of precipitation.

In Glanon, in September, it is raining for 10.6 days, with typically 26mm (1.02") of accumulated precipitation.

In Glanon, snow does not fall in April through October.

In Glanon, the average day length in September is 12h and 34min.

On the first day of September in Glanon, France, sunrise is at 06:59 and sunset at 20:19. On the last day of the month, sunrise is at 07:37 and sunset at 19:21 CEST.

The average sunshine duration in September is 8.4h.

In Glanon, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's 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
Glanon, France

  • Average high temperature in September: 20.5°C

The warmest month (with the highest average high temperature) is August (24.6°C).
The month with the lowest average high temperature is January (4.8°C).

  • Average low temperature in September: 10.5°C

The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is January (-0.1°C).

Average pressure in September
Glanon, France

  • Average pressure in September: 1018.6mbar

The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is November (1015.4mbar).

Average wind speed in September
Glanon, France

  • Average wind speed in September: 9.8km/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 (8.8km/h).

Average humidity in September
Glanon, France

  • Average humidity in September: 77%

The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (74%).

Average rainfall in September
Glanon, France

  • Average rainfall in September: 26mm

The wettest month (with the highest rainfall) is June (67mm).
The driest month (with the least rainfall) is September (26mm).

Average rainfall days in September
Glanon, France

  • Average rainfall days in September: 10.6 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is September (10.6 days).

Average snowfall in September
Glanon, France

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (34mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September
Glanon, France

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

  • Average daylight in September: 12h and 36min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in September: 8h and 24min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).

Average sunshine days in September
Glanon, France

  • Average sunshine days in September: 17.2 days

The month with the most sunshine days is October (17.3 days).
The month with the least sunshine days is June (8.3 days).

Average UV index in September
Glanon, 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
Glanon, France

  • Average cloud cover in September: 34

The month with the most cloud cover is December (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in September
Glanon, France

  • Average visibility in September: 9km

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