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 signals a slight drop in average high-temperature, sliding from August's pleasant 22.9°C (73.2°F) to an enjoyable 19.6°C (67.3°F). In September, the temperature drops to an average of 10.5°C (50.9°F) at night.Humidity
The average relative humidity in September in Bailleul-sur-Thérain 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
April through October are months without snowfall in Bailleul-sur-Thérain.Daylight
The average length of the day in September is 12h and 36min.On the first day of September in Bailleul-sur-Thérain, sunrise is at 07:07 and sunset at 20:33. On the last day of the month, sunrise is at 07:50 and sunset at 19:31 CEST.
Sunshine
In September, the average sunshine in Bailleul-sur-Thérain is 7.3h.UV index
In Bailleul-sur-Thérain, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Take precautions - Protection against sun damage is advised. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Frequently asked questions
What is the usual temperature for Bailleul-sur-Thérain in September?
What is the average humidity in September in Bailleul-sur-Thérain?
What is the driest month in Bailleul-sur-Thérain?
How much does it rain in Bailleul-sur-Thérain in September?
When it does not snow in Bailleul-sur-Thérain?
How many hours of daylight does Bailleul-sur-Thérain have in September?
What time are sunrise and sunset in September in Bailleul-sur-Thérain?
How many hours of sunshine does Bailleul-sur-Thérain have in September?
What is the UV index reading in September in Bailleul-sur-Thérain?
Average temperature in September
Bailleul-sur-Thérain, 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
Bailleul-sur-Thérain, 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
Bailleul-sur-Thérain, 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
Bailleul-sur-Thérain, 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
Bailleul-sur-Thérain, 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
Bailleul-sur-Thérain, 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
Bailleul-sur-Thérain, 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
Bailleul-sur-Thérain, 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
Bailleul-sur-Thérain, France
- Average daylight in September: 12h and 4min
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 18min).
- Average sunshine in September: 7h and 2min
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
Bailleul-sur-Thérain, 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
Bailleul-sur-Thérain, 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
Bailleul-sur-Thérain, 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
Bailleul-sur-Thérain, 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).
Bailleul-sur-Thérain, France
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