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
A minor decrease in the average high-temperature is observed during September, shifting from an agreeable 22.4°C (72.3°F) in August to a refreshing 18.1°C (64.6°F). Chalancon observes an average nighttime low-temperature of 8.1°C (46.6°F) during the month of September.Humidity
The average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall. Rain falls for 10 days and accumulates 32mm (1.26") of precipitation.Snowfall
June through September are months without snowfall in Chalancon, France.Daylight
The average length of the day in September in Chalancon is 12h and 31min.On the first day of the month, sunrise is at 07:01 and sunset at 20:15. On the last day of September, in Chalancon, sunrise is at 07:35 and sunset at 19:21 CEST.
Sunshine
In September, the average sunshine is 9.3h.UV index
In September, the average daily maximum UV index in Chalancon is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 3 during September translates into the following directions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Chalancon?
What is the average humidity in September in Chalancon?
What is the driest month in Chalancon?
How much does it rain in Chalancon in September?
When it does not snow in Chalancon?
Does it snow in Chalancon in September?
What is the average length of the day in September in Chalancon?
When is the sunrise / sunset in September in Chalancon?
How long on average sun shines in September in Chalancon?
How high is the UV index in September in Chalancon?
Average temperature in September
Chalancon, France
- Average high temperature in September: 18.1°C
The warmest month (with the highest average high temperature) is August (22.4°C).
The month with the lowest average high temperature is January (2.6°C).
- Average low temperature in September: 8.1°C
The month with the highest average low temperature is July (11.4°C).
The coldest month (with the lowest average low temperature) is February (-4.2°C).
Average pressure in September
Chalancon, France
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is April (1014.7mbar).
Average wind speed in September
Chalancon, France
- Average wind speed in September: 8.1km/h
The windiest month (with the highest average wind speed) is February (10.9km/h).
The calmest month (with the lowest average wind speed) is September (8.1km/h).
Average humidity in September
Chalancon, France
- Average humidity in September: 77%
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (70%).
Average rainfall in September
Chalancon, France
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is November (87mm).
The driest month (with the least rainfall) is September (32mm).
Average rainfall days in September
Chalancon, France
- Average rainfall days in September: 10 days
The month with the highest number of rainy days is June (14.7 days).
The month with the least rainy days is February (3.2 days).
Average snowfall in September
Chalancon, France
- Average snowfall in September: 0mm
The month with the highest snowfall is December (482mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Chalancon, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Chalancon, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in September
Chalancon, France
- Average sunshine days in September: 18.3 days
The month with the most sunshine days is October (22.2 days).
The month with the least sunshine days is June (13.3 days).
Average UV index in September
Chalancon, 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
Chalancon, France
- Average cloud cover in September: 26
The months with the most cloud cover are February and November (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in September
Chalancon, France
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is January (8km).
