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
September
Weather in September
Temperature
The beginning of September subtly marks a decrease in the average high-temperature, transitioning from a warm 23.3°C (73.9°F) in August to an enjoyable 19.4°C (66.9°F). Throughout the month of September, Sommedieue witnesses an average low-temperature of 9.8°C (49.6°F).Humidity
The average relative humidity in September is 79%.Rainfall
April, September and October are months with the least rain when the rain falls for 10.6 days and typically aggregates up to 34mm (1.34") of rain.Snowfall
April, June through September are months without snowfall in Sommedieue, France.Daylight
In Sommedieue, the average length of the day in September is 12h and 35min.On the first day of the month, sunrise is at 06:55 and sunset at 20:20. On the last day of September, sunrise is at 07:37 and sunset at 19:18 CEST.
Sunshine
In September, the average sunshine in Sommedieue is 8h.UV index
The average daily maximum UV index in September in Sommedieue is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Avoiding the Sun during its peak radiation time around midday is a healthy practice. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Sommedieue?
What is the average humidity in September in Sommedieue?
What is the driest month in Sommedieue?
How many days does it rain in September in Sommedieue?
When it does not snow in Sommedieue?
Does it snow in Sommedieue in September?
How many hours of daylight does Sommedieue have in September?
When are sunrise and sunset in September in Sommedieue?
How many hours of sunshine does Sommedieue have in September?
How high is the UV index in September in Sommedieue?
Average temperature in September
Sommedieue, France
- Average high temperature in September: 19.4°C
The warmest month (with the highest average high temperature) is August (23.3°C).
The month with the lowest average high temperature is January (3.8°C).
- Average low temperature in September: 9.8°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (-0.3°C).
Average pressure in September
Sommedieue, France
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is December (1019.1mbar).
The month with the lowest atmospheric pressure is November (1014.4mbar).
Average wind speed in September
Sommedieue, France
- Average wind speed in September: 10.7km/h
The windiest months (with the highest average wind speed) are February and December (16.4km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).
Average humidity in September
Sommedieue, France
- Average humidity in September: 79%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (76%).
Average rainfall in September
Sommedieue, France
- Average rainfall in September: 34mm
The wettest month (with the highest rainfall) is December (75mm).
The driest months (with the least rainfall) are April, September and October (34mm).
Average rainfall days in September
Sommedieue, France
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is September (10.6 days).
Average snowfall in September
Sommedieue, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (70mm).
The months with the least snowfall are April, June, July, August and September (0mm).
Average snowfall days in September
Sommedieue, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Sommedieue, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in September: 8h and 0min
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 18min).
Average sunshine days in September
Sommedieue, France
- Average sunshine days in September: 18.5 days
The month with the most sunshine days is September (18.5 days).
The month with the least sunshine days is June (9.9 days).
Average UV index in September
Sommedieue, 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
Sommedieue, France
- Average cloud cover in September: 39
The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in September
Sommedieue, France
- Average visibility in September: 8km
The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).
