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
During the shift to September, a minor reduction in average high-temperature is observed, shifting from a moderately hot 23.3°C (73.9°F) in August to an enjoyable 19.6°C (67.3°F). September's average low-temperature reading settles at a cool 11.2°C (52.2°F).Humidity
The average relative humidity in September is 78%.Rainfall
The month with the least rainfall is September, when the rain falls for 10.2 days and typically collects 20mm (0.79") of precipitation.Snowfall
April through October are months without snowfall in Marchiennes.Daylight
In Marchiennes, the average length of the day in September is 12h and 37min.On the first day of September, sunrise is at 07:02 and sunset at 20:31. On the last day of the month, sunrise is at 07:46 and sunset at 19:27 CEST.
Sunshine
In Marchiennes, the average sunshine in September is 7.5h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum UV index of 4 in September translates into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Frequently asked questions
What are September temperatures in Marchiennes?
What is the average humidity in September in Marchiennes?
What is the driest month in Marchiennes?
How much does it rain in Marchiennes in September?
When it does not snow in Marchiennes?
What is the average length of the day in September in Marchiennes?
When is the sunrise / sunset in September in Marchiennes?
How long on average sun shines in September in Marchiennes?
What is the UV index reading in September in Marchiennes?
Average temperature in September
Marchiennes, France
- Average high temperature in September: 19.6°C
The warmest month (with the highest average high temperature) is August (23.3°C).
The month with the lowest average high temperature is January (5.5°C).
- Average low temperature in September: 11.2°C
The month with the highest average low temperature is August (13.7°C).
The coldest month (with the lowest average low temperature) is January (1°C).
Average pressure in September
Marchiennes, France
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is September (1017.7mbar).
The month with the lowest atmospheric pressure is November (1012.5mbar).
Average wind speed in September
Marchiennes, France
- Average wind speed in September: 12.3km/h
The windiest month (with the highest average wind speed) is December (18.1km/h).
The calmest month (with the lowest average wind speed) is August (11.9km/h).
Average humidity in September
Marchiennes, France
- Average humidity in September: 78%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Marchiennes, France
- Average rainfall in September: 20mm
The wettest month (with the highest rainfall) is December (58mm).
The driest month (with the least rainfall) is September (20mm).
Average rainfall days in September
Marchiennes, France
- Average rainfall days in September: 10.2 days
The month with the highest number of rainy days is December (16.3 days).
The month with the least rainy days is September (10.2 days).
Average snowfall in September
Marchiennes, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (31mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Marchiennes, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.8 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
Marchiennes, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 7h and 3min
The month with the most sunshine is June (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Marchiennes, France
- Average sunshine days in September: 17 days
The month with the most sunshine days is September (17 days).
The month with the least sunshine days is February (10.6 days).
Average UV index in September
Marchiennes, 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
Marchiennes, France
- Average cloud cover in September: 42
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in September
Marchiennes, France
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Marchiennes, France
Weather forecast for your location
2. Allow the app to use your location
