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
Transitioning from August to September involves a subtle drop in average high-temperatures, descending from a warm 23.6°C (74.5°F) to an enjoyable 19°C (66.2°F). September brings Usinens a consistent average low-temperature of 7.8°C (46°F).Humidity
In Usinens, the average relative humidity in September is 79%.Rainfall
The month with the least rainfall in Usinens is September, when the rain falls for 14.8 days and typically collects 47mm (1.85") of precipitation.Snowfall
Months with snowfall in Usinens are January through May, September through December. September is the first month it typically snows in Usinens. Throughout September, in the average 0.1 snowfall days, it receives 1mm (0.04") of snow. In Usinens, France, during the entire year, snow falls for 29.1 days and aggregates up to 619mm (24.37") of snow.Daylight
The average length of the day in September is 12h and 32min.On the first day of September, sunrise is at 06:58 and sunset at 20:14. On the last day of the month, sunrise is at 07:34 and sunset at 19:18 CEST.
Sunshine
In Usinens, the average sunshine in September is 8.8h.UV index
In Usinens, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The UV index of 4 during September translates into the following guidance:
Prioritize safety - Recommendations to avert sunburn are shared. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
What is the temperature in September in Usinens?
What is the average humidity in September in Usinens?
What is the driest month in Usinens?
How much does it rain in Usinens in September?
When does it start snowing in Usinens?
What is the average length of the day in September in Usinens?
When is the sunrise / sunset in September in Usinens?
How many hours of sunshine does Usinens have in September?
What is the UV index reading in September in Usinens?
Average temperature in September
Usinens, France
- Average high temperature in September: 19°C
The warmest month (with the highest average high temperature) is August (23.6°C).
The month with the lowest average high temperature is January (3.1°C).
- Average low temperature in September: 7.8°C
The month with the highest average low temperature is August (11°C).
The coldest month (with the lowest average low temperature) is February (-4°C).
Average pressure in September
Usinens, France
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in September
Usinens, France
- Average wind speed in September: 5.9km/h
The windiest months (with the highest average wind speed) are February and March (7.5km/h).
The calmest month (with the lowest average wind speed) is August (5.7km/h).
Average humidity in September
Usinens, France
- Average humidity in September: 79%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Usinens, France
- Average rainfall in September: 47mm
The wettest month (with the highest rainfall) is December (119mm).
The driest month (with the least rainfall) is September (47mm).
Average rainfall days in September
Usinens, France
- Average rainfall days in September: 14.8 days
The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is October (11.6 days).
Average snowfall in September
Usinens, France
- Average snowfall in September: 1mm
The month with the highest snowfall is December (171mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Usinens, France
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Usinens, France
- Average daylight in September: 12h and 3min
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 5min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in September
Usinens, France
- Average sunshine days in September: 12.9 days
The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is June (7.6 days).
Average UV index in September
Usinens, France
- Average UV index in September: 4
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
Usinens, France
- Average cloud cover in September: 32
The months with the most cloud cover are January and December (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in September
Usinens, France
- Average visibility in September: 8km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are January, February, May, June, July, September, October, November and December (8km).
Usinens, France
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