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's arrival signals a moderate reduction in the average high-temperature, easing from a warm 24.3°C (75.7°F) in August to an agreeable 20.5°C (68.9°F). In Somsois, the expected average low-temperature for September is a fresh 10.5°C (50.9°F).Humidity
In September, the average relative humidity is 77%.Rainfall
In Somsois, in September, it is raining for 11.5 days, with typically 35mm (1.38") of accumulated precipitation. In Somsois, during the entire year, the rain falls for 188.1 days and collects up to 585mm (23.03") of precipitation.Snowfall
In Somsois, snow does not fall in April through October.Daylight
The average length of the day in September in Somsois, France, is 12h and 35min.On the first day of September in Somsois, sunrise is at 06:59 and sunset at 20:23. On the last day of the month, sunrise is at 07:40 and sunset at 19:22 CEST.
Sunshine
In Somsois, France, the average sunshine in September is 8.2h.UV index
The average daily maximum UV index in September in Somsois is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 4 during September translates into the following directions:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Frequently asked questions
What is the temperature in September in Somsois?
What is the average humidity in September in Somsois?
How many days does it rain in September in Somsois?
When it does not snow in Somsois?
What is the average length of the day in September in Somsois?
What time are sunrise and sunset in September in Somsois?
How many hours of sunshine does Somsois have in September?
How high is the UV index in September in Somsois?
Average temperature in September
Somsois, France
- Average high temperature in September: 20.5°C
The warmest months (with the highest average high temperature) are July and August (24.3°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in September: 10.5°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is January (0.3°C).
Average pressure in September
Somsois, 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
Somsois, France
- Average wind speed in September: 9.9km/h
The windiest month (with the highest average wind speed) is December (14.3km/h).
The calmest month (with the lowest average wind speed) is August (9.3km/h).
Average humidity in September
Somsois, France
- Average humidity in September: 77%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (73%).
Average rainfall in September
Somsois, France
- Average rainfall in September: 35mm
The wettest month (with the highest rainfall) is December (74mm).
The driest month (with the least rainfall) is April (34mm).
Average rainfall days in September
Somsois, France
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is September (11.5 days).
Average snowfall in September
Somsois, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (48mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Somsois, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.9 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
Somsois, 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 24min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in September
Somsois, France
- Average sunshine days in September: 16.1 days
The month with the most sunshine days is September (16.1 days).
The month with the least sunshine days is June (9.3 days).
Average UV index in September
Somsois, 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
Somsois, France
- Average cloud cover in September: 36
The month with the most cloud cover is December (Cloud cover 64).
The months with the least cloud cover are August and September (Cloud cover 36).
Average visibility in September
Somsois, 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).
Somsois, France
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