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
September's arrival comes with a mild decrease in the average high-temperature, moving subtly from a moderately hot 25.3°C (77.5°F) in August to a pleasant 21.5°C (70.7°F). Alligny-Cosne's temperature lowers to a mean of 10.9°C (51.6°F) during the nights in September.Humidity
In Alligny-Cosne, the average relative humidity in September is 74%.Rainfall
The month with the least rainfall is September, when the rain falls for 7.3 days and typically collects 14mm (0.55") of precipitation.Snowfall
In Alligny-Cosne, France, snow does not fall in April through September.Daylight
The average length of the day in September is 12h and 34min.On the first day of September in Alligny-Cosne, sunrise is at 07:07 and sunset at 20:27. On the last day of the month, sunrise is at 07:46 and sunset at 19:29 CEST.
Sunshine
In September, the average sunshine is 7.8h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the maximum UV index of 4 suggests these recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Frequently asked questions
What is the average September temperature in Alligny-Cosne?
What is the average humidity in September in Alligny-Cosne?
What is the driest month in Alligny-Cosne?
How many days does it rain in September in Alligny-Cosne?
When it does not snow in Alligny-Cosne?
Does it snow in Alligny-Cosne in September?
What is the average length of the day in September in Alligny-Cosne?
When is the sunrise / sunset in September in Alligny-Cosne?
How long on average sun shines in September in Alligny-Cosne?
What is the UV index intensity in September in Alligny-Cosne?
Average temperature in September
Alligny-Cosne, France
- Average high temperature in September: 21.5°C
The warmest month (with the highest average high temperature) is August (25.3°C).
The month with the lowest average high temperature is January (6.1°C).
- Average low temperature in September: 10.9°C
The month with the highest average low temperature is July (14°C).
The coldest month (with the lowest average low temperature) is February (0.8°C).
Average pressure in September
Alligny-Cosne, France
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is December (1020.5mbar).
The month with the lowest atmospheric pressure is November (1015mbar).
Average wind speed in September
Alligny-Cosne, France
- Average wind speed in September: 9.8km/h
The windiest month (with the highest average wind speed) is February (14.8km/h).
The calmest month (with the lowest average wind speed) is August (9.3km/h).
Average humidity in September
Alligny-Cosne, France
- Average humidity in September: 74%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (72%).
Average rainfall in September
Alligny-Cosne, France
- Average rainfall in September: 14mm
The wettest month (with the highest rainfall) is December (28mm).
The driest month (with the least rainfall) is September (14mm).
Average rainfall days in September
Alligny-Cosne, France
- Average rainfall days in September: 7.3 days
The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is September (7.3 days).
Average snowfall in September
Alligny-Cosne, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (14mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in September
Alligny-Cosne, France
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (2.3 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Alligny-Cosne, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in September
Alligny-Cosne, France
- Average sunshine days in September: 20.3 days
The month with the most sunshine days is September (20.3 days).
The month with the least sunshine days is June (13.3 days).
Average UV index in September
Alligny-Cosne, 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
Alligny-Cosne, France
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Alligny-Cosne, France
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, July, August and September (9km).
The months with the lowest visibility are January, May, June, October, November and December (8km).
Alligny-Cosne, France
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