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
September
Weather in September
Temperature
The arrival of September corresponds with a light shift in temperature, down from a moderately hot 25.4°C (77.7°F) in August to a pleasant 22.2°C (72°F). Nighttime temperature dips to a mean of 11.8°C (53.2°F) during September.Humidity
In Chapelle-Viviers, the average relative humidity in September is 72%.Rainfall
September is the month with the least rainfall. Rain falls for 8.2 days and accumulates 19mm (0.75") of precipitation.Snowfall
April through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 33min.On the first day of September, sunrise is at 07:17 and sunset at 20:35. On the last day of the month, sunrise is at 07:55 and sunset at 19:38 CEST.
Sunshine
In September, the average sunshine in Chapelle-Viviers, France, is 8.1h.UV index
In September, the average daily maximum UV index in Chapelle-Viviers is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: A typical high UV index of 4 in September suggests the following recommendations:
Make use of precautions - It is urged to ward off sun damage. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Chapelle-Viviers in September?
What is the average humidity in September in Chapelle-Viviers?
What is the driest month in Chapelle-Viviers?
How much does it rain in Chapelle-Viviers in September?
When it does not snow in Chapelle-Viviers?
How many hours of daylight does Chapelle-Viviers have in September?
When are sunrise and sunset in September in Chapelle-Viviers?
How many hours of sunshine does Chapelle-Viviers have in September?
What is the UV index intensity in September in Chapelle-Viviers?
Average temperature in September
Chapelle-Viviers, France
- Average high temperature in September: 22.2°C
The warmest month (with the highest average high temperature) is August (25.4°C).
The month with the lowest average high temperature is January (7.5°C).
- Average low temperature in September: 11.8°C
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is February (2°C).
Average pressure in September
Chapelle-Viviers, France
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is December (1020mbar).
The month with the lowest atmospheric pressure is November (1014.3mbar).
Average wind speed in September
Chapelle-Viviers, France
- Average wind speed in September: 11.8km/h
The windiest month (with the highest average wind speed) is February (17.6km/h).
The calmest month (with the lowest average wind speed) is August (10.8km/h).
Average humidity in September
Chapelle-Viviers, France
- Average humidity in September: 72%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is August (70%).
Average rainfall in September
Chapelle-Viviers, France
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is May (47mm).
The driest month (with the least rainfall) is September (19mm).
Average rainfall days in September
Chapelle-Viviers, France
- Average rainfall days in September: 8.2 days
The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is September (8.2 days).
Average snowfall in September
Chapelle-Viviers, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (6mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Chapelle-Viviers, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.7 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
Chapelle-Viviers, France
- Average daylight in September: 12h and 3min
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 42min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in September
Chapelle-Viviers, France
- Average sunshine days in September: 19.7 days
The month with the most sunshine days is September (19.7 days).
The month with the least sunshine days is November (11.8 days).
Average UV index in September
Chapelle-Viviers, 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 and November (UV index 2).
Average cloud cover in September
Chapelle-Viviers, France
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are August and September (Cloud cover 33).
Average visibility in September
Chapelle-Viviers, France
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is May (8km).
