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
In September, the average high-temperature marginally decreases from a moderately hot 23.1°C (73.6°F) in August to an enjoyable 19.6°C (67.3°F). During the month of September, Couture-Saint-Germain's nighttime temperature lowers to an average of 11.3°C (52.3°F).Humidity
In Couture-Saint-Germain, the average relative humidity in September is 78%.Rainfall
In Couture-Saint-Germain, during September, the rain falls for 12.5 days and regularly aggregates up to 31mm (1.22") of precipitation. In Couture-Saint-Germain, Belgium, during the entire year, the rain falls for 179.3 days and collects up to 469mm (18.46") of precipitation.Snowfall
In Couture-Saint-Germain, snow does not fall in April through September.Daylight
In September, the average length of the day in Couture-Saint-Germain is 12h and 37min.On the first day of September, sunrise is at 06:56 and sunset at 20:26. On the last day of the month, sunrise is at 07:41 and sunset at 19:22 CEST.
Sunshine
The average sunshine in September is 7.5h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Couture-Saint-Germain in September?
What is the average humidity in September in Couture-Saint-Germain?
How many days does it rain in September in Couture-Saint-Germain?
When it does not snow in Couture-Saint-Germain?
Does it snow in Couture-Saint-Germain in September?
How many hours of daylight does Couture-Saint-Germain have in September?
When is the sunrise / sunset in September in Couture-Saint-Germain?
How long on average sun shines in September in Couture-Saint-Germain?
How high is the UV index in September in Couture-Saint-Germain?
Average temperature in September
Couture-Saint-Germain, Belgium
- Average high temperature in September: 19.6°C
The warmest month (with the highest average high temperature) is August (23.1°C).
The month with the lowest average high temperature is January (5°C).
- Average low temperature in September: 11.3°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (1°C).
Average pressure in September
Couture-Saint-Germain, Belgium
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1012.5mbar).
Average wind speed in September
Couture-Saint-Germain, Belgium
- Average wind speed in September: 12.1km/h
The windiest month (with the highest average wind speed) is December (18.1km/h).
The calmest month (with the lowest average wind speed) is August (11.7km/h).
Average humidity in September
Couture-Saint-Germain, Belgium
- Average humidity in September: 78%
The month with the highest relative humidity is December (88%).
The months with the lowest relative humidity are April, July and August (75%).
Average rainfall in September
Couture-Saint-Germain, Belgium
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is December (54mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Couture-Saint-Germain, Belgium
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is February (11.6 days).
Average snowfall in September
Couture-Saint-Germain, Belgium
- Average snowfall in September: 0mm
The month with the highest snowfall is January (34mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in September
Couture-Saint-Germain, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Couture-Saint-Germain, Belgium
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 7h and 3min
The months with the most sunshine are July and August (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in September
Couture-Saint-Germain, Belgium
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is September (14.6 days).
The months with the least sunshine days are February, August and December (10.9 days).
Average UV index in September
Couture-Saint-Germain, Belgium
- 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
Couture-Saint-Germain, Belgium
- Average cloud cover in September: 43
The month with the most cloud cover is December (Cloud cover 62).
The months with the least cloud cover are April and August (Cloud cover 42).
Average visibility in September
Couture-Saint-Germain, Belgium
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Couture-Saint-Germain, Belgium
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