September weather forecastAnderny, France

September

Weather in September

September, the first month of the autumn in Anderny, is still a comfortable month, with an average temperature ranging between max 19.2°C (66.6°F) and min 9.5°C (49.1°F).

Temperature

September marks a gentle change in average high-temperature, declining from August's moderately hot 23.1°C (73.6°F) to an enjoyable 19.2°C (66.6°F). An average low-temperature of 9.5°C (49.1°F) marks the month of September.

Humidity

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

Rainfall

In Anderny, during September, the rain falls for 11.7 days and regularly aggregates up to 40mm (1.57") of precipitation. Throughout the year, there are 185.5 rainfall days, and 593mm (23.35") of precipitation is accumulated.

Snowfall

In Anderny, snow does not fall in April through September.

Daylight

The average length of the day in September in Anderny is 12h and 36min.
On the first day of the month, sunrise is at 06:53 and sunset at 20:19. On the last day of September, in Anderny, sunrise is at 07:35 and sunset at 19:17 CEST.

Sunshine

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

UV index

The average daily maximum UV index in September in Anderny is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In September, the maximum UV index of 3 transforms into these recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. To guard against the harmful effects of the Sun, minimize exposure during midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Frequently asked questions

In September, in Anderny, the average high-temperature is 19.2°C (66.6°F), and the average low-temperature is 9.5°C (49.1°F).

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

In Anderny, in September, it is raining for 11.7 days, with typically 40mm (1.57") of accumulated precipitation.

In Anderny, snow does not fall in April through September.

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

In Anderny, France, the average day length in September is 12h and 36min.

In September, on the first day of the month, sunrise is at 06:53 and sunset at 20:19. On the last day of the month, in Anderny, sunrise is at 07:35 and sunset at 19:17 CEST.

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

In Anderny, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Anderny, France

  • Average high temperature in September: 19.2°C

The warmest month (with the highest average high temperature) is August (23.1°C).
The month with the lowest average high temperature is January (3.5°C).

  • Average low temperature in September: 9.5°C

The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (-0.7°C).

Average pressure in September
Anderny, France

  • Average pressure in September: 1018mbar

The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is November (1014.2mbar).

Average wind speed in September
Anderny, France

  • Average wind speed in September: 10.1km/h

The windiest month (with the highest average wind speed) is February (15.3km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).

Average humidity in September
Anderny, France

  • Average humidity in September: 79%

The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (75%).

Average rainfall in September
Anderny, France

  • Average rainfall in September: 40mm

The wettest month (with the highest rainfall) is December (71mm).
The driest month (with the least rainfall) is April (36mm).

Average rainfall days in September
Anderny, France

  • Average rainfall days in September: 11.7 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is September (11.7 days).

Average snowfall in September
Anderny, France

  • Average snowfall in September: 0mm

The month with the highest snowfall is December (55mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).

Average snowfall days in September
Anderny, France

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

  • Average daylight in September: 12h and 36min

The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in September: 8h and 6min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).

Average sunshine days in September
Anderny, France

  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is December (8.4 days).

Average UV index in September
Anderny, France

  • Average UV index in September: 3

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
Anderny, France

  • Average cloud cover in September: 39

The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in September
Anderny, France

  • Average visibility in September: 8km

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