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 beginning of September subtly marks a decrease in the average high-temperature, transitioning from a moderately hot 23.8°C (74.8°F) in August to a comfortable 18.9°C (66°F). Throughout the month of September, Serverette sees a steady low-temperature average of 7.4°C (45.3°F).Humidity
In Serverette, the average relative humidity in September is 76%.Rainfall
In Serverette, France, in September, it is raining for 10.4 days, with typically 36mm (1.42") of accumulated precipitation. In Serverette, during the entire year, the rain falls for 138.7 days and collects up to 637mm (25.08") of precipitation.Snowfall
Months with snowfall in Serverette are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.2 snowfall days, it receives 3mm (0.12") of snow. In Serverette, France, during the entire year, snow falls for 53 days and aggregates up to 938mm (36.93") of snow.Daylight
In September, the average length of the day is 12h and 31min.On the first day of September in Serverette, France, sunrise is at 07:09 and sunset at 20:23. On the last day of the month, sunrise is at 07:43 and sunset at 19:28 CEST.
Sunshine
In Serverette, the average sunshine in September is 8.2h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Ensure safety - Sun damage prevention is strongly urged. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Frequently asked questions
What are the temperatures in Serverette in September?
What is the average humidity in September in Serverette?
How much does it rain in Serverette in September?
When does it start to snow in Serverette?
What is the average length of the day in September in Serverette?
What time are sunrise and sunset in September in Serverette?
How long on average sun shines in September in Serverette?
What is the UV index intensity in September in Serverette?
Average temperature in September
Serverette, France
- Average high temperature in September: 18.9°C
The warmest month (with the highest average high temperature) is August (23.8°C).
The month with the lowest average high temperature is January (3.4°C).
- Average low temperature in September: 7.4°C
The month with the highest average low temperature is July (10.8°C).
The coldest month (with the lowest average low temperature) is February (-3.3°C).
Average pressure in September
Serverette, France
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is December (1021.3mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in September
Serverette, France
- Average wind speed in September: 9km/h
The windiest month (with the highest average wind speed) is February (12.5km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity in September
Serverette, France
- Average humidity in September: 76%
The month with the highest relative humidity is November (89%).
The month with the lowest relative humidity is August (69%).
Average rainfall in September
Serverette, France
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is November (103mm).
The driest month (with the least rainfall) is August (31mm).
Average rainfall days in September
Serverette, France
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is February (7.1 days).
Average snowfall in September
Serverette, France
- Average snowfall in September: 3mm
The month with the highest snowfall is January (213mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Serverette, France
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Serverette, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is November (Average sunshine: 4h and 0min).
Average sunshine days in September
Serverette, France
- Average sunshine days in September: 18.4 days
The month with the most sunshine days is September (18.4 days).
The month with the least sunshine days is November (11.4 days).
Average UV index in September
Serverette, 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, March, April, November and December (UV index 2).
Average cloud cover in September
Serverette, France
- Average cloud cover in September: 40
The month with the most cloud cover is November (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in September
Serverette, France
- Average visibility in September: 8km
The month with the highest visibility is August (9km).
The months with the lowest visibility are January, October, November and December (7km).
Serverette, France
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