September weather forecastCelles-sur-Belle, France
September weather for Celles-sur-Belle, France: September, the first month of the autumn in Celles-sur-Belle, is also an agreeable month, with an average temperature varying between 22.6°C (72.7°F) and 12.5°C (54.5°F). On the first day of September in Celles-sur-Belle, France, sunrise is at 07:21 and sunset at 20:39.
September
Weather in September
September, the first month of the autumn in Celles-sur-Belle, is also an agreeable month, with an average temperature varying between 22.6°C (72.7°F) and 12.5°C (54.5°F).Temperature
September brings a slight decrease in temperature, down from a moderately hot 25.8°C (78.4°F) in August to an agreeable 22.6°C (72.7°F). The average temperature drops to a fresh 12.5°C (54.5°F) during the night in the month of September.Humidity
The average relative humidity in September is 71%.Rainfall
In September, the rain falls for 9.3 days. Throughout September, 22mm (0.87") of precipitation is accumulated. Throughout the year, there are 155 rainfall days, and 425mm (16.73") of precipitation is accumulated.Snowfall
In Celles-sur-Belle, France, snow does not fall in April through October.Daylight
The average length of the day in September in Celles-sur-Belle is 12h and 32min.On the first day of September in Celles-sur-Belle, France, sunrise is at 07:21 and sunset at 20:39. On the last day of the month, sunrise is at 07:58 and sunset at 19:42 CEST.
Sunshine
In Celles-sur-Belle, the average sunshine in September is 8.1h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Celles-sur-Belle, France
- Average high temperature in September: 22.6°C
The warmest month (with the highest average high temperature) is August (25.8°C).
The month with the lowest average high temperature is January (8.1°C).
- Average low temperature in September: 12.5°C
The month with the highest average low temperature is August (14.7°C).
The coldest month (with the lowest average low temperature) is February (2.4°C).
Average pressure in September
Celles-sur-Belle, France
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is December (1020mbar).
The month with the lowest atmospheric pressure is November (1014.2mbar).
Average wind speed in September
Celles-sur-Belle, France
- Average wind speed in September: 11.9km/h
The windiest month (with the highest average wind speed) is February (17.1km/h).
The calmest month (with the lowest average wind speed) is August (10.9km/h).
Average humidity in September
Celles-sur-Belle, France
- Average humidity in September: 71%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is August (70%).
Average rainfall in September
Celles-sur-Belle, France
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is November (61mm).
The driest months (with the least rainfall) are July and August (21mm).
Average rainfall days in September
Celles-sur-Belle, France
- Average rainfall days in September: 9.3 days
The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is September (9.3 days).
Average snowfall in September
Celles-sur-Belle, France
- Average snowfall in September: 0mm
The month with the highest snowfall is February (4mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Celles-sur-Belle, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.2 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
Celles-sur-Belle, France
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- 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: 4h and 36min).
Average sunshine days in September
Celles-sur-Belle, France
- Average sunshine days in September: 19.3 days
The month with the most sunshine days is September (19.3 days).
The month with the least sunshine days is November (12 days).
Average UV index in September
Celles-sur-Belle, 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
Celles-sur-Belle, France
- Average cloud cover in September: 32
The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Celles-sur-Belle, 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).





