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
The onset of September brings a small shift in high-temperatures, falling from a warm 24.8°C (76.6°F) in August to a pleasant 20.7°C (69.3°F). During September, Sainte-Vertu records an average temperature of 11°C (51.8°F) at night.Humidity
In September, the average relative humidity is 75%.Rainfall
September is the month with the least rainfall in Sainte-Vertu. Rain falls for 10.9 days and accumulates 25mm (0.98") of precipitation.Snowfall
In Sainte-Vertu, France, snow does not fall in April through October.Daylight
In Sainte-Vertu, the average length of the day in September is 12h and 34min.On the first day of September in Sainte-Vertu, sunrise is at 07:03 and sunset at 20:24. On the last day of the month, sunrise is at 07:42 and sunset at 19:25 CEST.
Sunshine
In Sainte-Vertu, the average sunshine in September is 8h.UV index
In Sainte-Vertu, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Boost your sun resistance with garments that are densely woven yet spacious.
Frequently asked questions
What are the temperatures in Sainte-Vertu in September?
What is the average humidity in September in Sainte-Vertu?
What is the driest month in Sainte-Vertu?
How many days does it rain in September in Sainte-Vertu?
When it does not snow in Sainte-Vertu?
How many hours of daylight does Sainte-Vertu have in September?
When is the sunrise / sunset in September in Sainte-Vertu?
How long on average sun shines in September in Sainte-Vertu?
What is the UV index reading in September in Sainte-Vertu?
Average temperature in September
Sainte-Vertu, France
- Average high temperature in September: 20.7°C
The warmest month (with the highest average high temperature) is August (24.8°C).
The month with the lowest average high temperature is January (5.7°C).
- Average low temperature in September: 11°C
The month with the highest average low temperature is July (14.1°C).
The coldest month (with the lowest average low temperature) is January (0.8°C).
Average pressure in September
Sainte-Vertu, France
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is December (1019.7mbar).
The month with the lowest atmospheric pressure is November (1014.5mbar).
Average wind speed in September
Sainte-Vertu, France
- Average wind speed in September: 10.2km/h
The windiest month (with the highest average wind speed) is February (15.4km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).
Average humidity in September
Sainte-Vertu, France
- Average humidity in September: 75%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (71%).
Average rainfall in September
Sainte-Vertu, France
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is May (56mm).
The driest month (with the least rainfall) is September (25mm).
Average rainfall days in September
Sainte-Vertu, France
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is February (9.9 days).
Average snowfall in September
Sainte-Vertu, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (24mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Sainte-Vertu, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Sainte-Vertu, 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: 8h and 0min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in September
Sainte-Vertu, France
- Average sunshine days in September: 17.3 days
The month with the most sunshine days is March (17.8 days).
The month with the least sunshine days is June (10.4 days).
Average UV index in September
Sainte-Vertu, 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
Sainte-Vertu, France
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 35).
Average visibility in September
Sainte-Vertu, France
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, July, August, September and October (9km).
The months with the lowest visibility are January, May, June, November and December (8km).
Sainte-Vertu, France
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