Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
La Chapelle-Saint-Ouen in September undergoes a slight reduction in the average high-temperature, shifting from August's warm 24°C (75.2°F) to an agreeable 20.8°C (69.4°F). La Chapelle-Saint-Ouen experiences a mean low-temperature of 11.1°C (52°F) during September.Humidity
In September, the average relative humidity is 75%.Rainfall
September is the month with the least rainfall in La Chapelle-Saint-Ouen, France. Rain falls for 12.8 days and accumulates 24mm (0.94") of precipitation.Snowfall
April through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 36min.On the first day of the month, sunrise is at 07:10 and sunset at 20:37. On the last day of September, in La Chapelle-Saint-Ouen, sunrise is at 07:53 and sunset at 19:34 CEST.
Sunshine
The average sunshine in September is 7.4h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: In September, the maximum UV index of 4 translates into these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Frequently asked questions
What are September temperatures in La Chapelle-Saint-Ouen?
What is the average humidity in September in La Chapelle-Saint-Ouen?
What is the driest month in La Chapelle-Saint-Ouen?
How much does it rain in La Chapelle-Saint-Ouen in September?
When it does not snow in La Chapelle-Saint-Ouen?
How many hours of daylight does La Chapelle-Saint-Ouen have in September?
When are sunrise and sunset in September in La Chapelle-Saint-Ouen?
How many hours of sunshine does La Chapelle-Saint-Ouen have in September?
What is the UV index reading in September in La Chapelle-Saint-Ouen?
Average temperature in September
La Chapelle-Saint-Ouen, France
- Average high temperature in September: 20.8°C
The warmest month (with the highest average high temperature) is August (24°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in September: 11.1°C
The month with the highest average low temperature is August (13.8°C).
The coldest months (with the lowest average low temperature) are January and February (1.3°C).
Average pressure in September
La Chapelle-Saint-Ouen, France
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is September (1018.1mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).
Average wind speed in September
La Chapelle-Saint-Ouen, France
- Average wind speed in September: 11km/h
The windiest month (with the highest average wind speed) is February (16.5km/h).
The calmest month (with the lowest average wind speed) is August (10.6km/h).
Average humidity in September
La Chapelle-Saint-Ouen, France
- Average humidity in September: 75%
The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is August (72%).
Average rainfall in September
La Chapelle-Saint-Ouen, France
- Average rainfall in September: 24mm
The wettest month (with the highest rainfall) is June (69mm).
The driest month (with the least rainfall) is September (24mm).
Average rainfall days in September
La Chapelle-Saint-Ouen, France
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is September (12.8 days).
Average snowfall in September
La Chapelle-Saint-Ouen, France
- Average snowfall in September: 0mm
The month with the highest snowfall is February (24mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
La Chapelle-Saint-Ouen, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.2 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
La Chapelle-Saint-Ouen, France
- Average daylight in September: 12h and 4min
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 12min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is June (Average sunshine: 9h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
La Chapelle-Saint-Ouen, France
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is June (8.2 days).
Average UV index in September
La Chapelle-Saint-Ouen, 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
La Chapelle-Saint-Ouen, France
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 40).
Average visibility in September
La Chapelle-Saint-Ouen, France
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (9km).
The months with the lowest visibility are January and November (8km).
La Chapelle-Saint-Ouen, France
Weather forecast for your location
2. Allow the app to use your location
