September weather forecastFléchy, France
September
Weather in September
September, the first month of the autumn in Fléchy, is still a comfortable month, with temperature in the range of an average low of 10.5°C (50.9°F) and an average high of 19.6°C (67.3°F).Temperature
In September, the meteorological conditions change slightly, with the average high-temperature moving from a pleasant 22.9°C (73.2°F) in August to a comfortable 19.6°C (67.3°F). The nighttime temperature in Fléchy, during September, averages of 10.5°C (50.9°F).Humidity
The average relative humidity in September in Fléchy is 78%.Rainfall
The month with the least rainfall is September, when the rain falls for 11.4 days and typically collects 21mm (0.83") of precipitation.Snowfall
In Fléchy, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 36min.On the first day of the month, sunrise is at 07:07 and sunset at 20:34. On the last day of September, in Fléchy, sunrise is at 07:50 and sunset at 19:31 CEST.
Sunshine
In Fléchy, the average sunshine in September is 7.3h.UV index
In September, the average daily maximum UV index in Fléchy is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: An average UV index of 4 in September transforms into this advice:
Adopt protective measures - It is advised to guard against sun damage. When the Sun is at its strongest around midday, find shade and limit exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Fléchy, France
- Average high temperature in September: 19.6°C
The warmest month (with the highest average high temperature) is August (22.9°C).
The month with the lowest average high temperature is January (5.5°C).
- Average low temperature in September: 10.5°C
The month with the highest average low temperature is August (13.1°C).
The coldest month (with the lowest average low temperature) is January (1°C).
Average pressure in September
Fléchy, France
- Average pressure in September: 1018mbar
The month with the highest atmospheric pressure is September (1018mbar).
The month with the lowest atmospheric pressure is November (1012.8mbar).
Average wind speed in September
Fléchy, France
- Average wind speed in September: 11.7km/h
The windiest month (with the highest average wind speed) is February (17.5km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).
Average humidity in September
Fléchy, France
- Average humidity in September: 78%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (76%).
Average rainfall in September
Fléchy, France
- Average rainfall in September: 21mm
The wettest month (with the highest rainfall) is December (55mm).
The driest month (with the least rainfall) is September (21mm).
Average rainfall days in September
Fléchy, France
- Average rainfall days in September: 11.4 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (11.3 days).
Average snowfall in September
Fléchy, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (23mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Fléchy, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Fléchy, 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 12min).
- Average sunshine in September: 7h and 18min
The month with the most sunshine is June (Average sunshine: 8h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in September
Fléchy, France
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is March (15.7 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in September
Fléchy, 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
Fléchy, France
- Average cloud cover in September: 43
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are August and September (Cloud cover 43).
Average visibility in September
Fléchy, France
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, June, July, August, September, October and December (9km).
The months with the lowest visibility are January, May and November (8km).
