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 witnesses a gentle descent in average high-temperature, descending from August's moderately hot 23.8°C (74.8°F) to an agreeable 20.5°C (68.9°F). During the nights in September, an average low-temperature of 11°C (51.8°F) is observed.Humidity
In Selens, the average relative humidity in September is 76%.Rainfall
The month with the least rainfall is September, when the rain falls for 13.3 days and typically collects 32mm (1.26") of precipitation.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in September is 12h and 36min.On the first day of the month, sunrise is at 07:03 and sunset at 20:30. On the last day of September, in Selens, sunrise is at 07:46 and sunset at 19:27 CEST.
Sunshine
In Selens, the average sunshine in September is 7.5h.UV index
In September, the average daily maximum UV index in Selens, France, is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Undertake protective steps - Preventing sun damage is advised. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Frequently asked questions
What are September temperatures in Selens?
What is the average humidity in September in Selens?
What is the driest month in Selens?
How much does it rain in Selens in September?
When it does not snow in Selens?
What is the average length of the day in September in Selens?
When are sunrise and sunset in September in Selens?
How long on average sun shines in September in Selens?
What is the UV index intensity in September in Selens?
Average temperature in September
Selens, France
- Average high temperature in September: 20.5°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 (5.8°C).
- Average low temperature in September: 11°C
The month with the highest average low temperature is August (13.6°C).
The coldest month (with the lowest average low temperature) is January (1.2°C).
Average pressure in September
Selens, France
- Average pressure in September: 1017.8mbar
The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).
Average wind speed in September
Selens, France
- Average wind speed in September: 10.8km/h
The windiest month (with the highest average wind speed) is February (16.2km/h).
The calmest month (with the lowest average wind speed) is August (10.1km/h).
Average humidity in September
Selens, France
- Average humidity in September: 76%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Selens, France
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is December (65mm).
The driest month (with the least rainfall) is September (32mm).
Average rainfall days in September
Selens, France
- Average rainfall days in September: 13.3 days
The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is September (13.3 days).
Average snowfall in September
Selens, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (38mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Selens, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.8 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
Selens, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in September: 7h and 3min
The month with the most sunshine is August (Average sunshine: 9h and 6min).
The months with the least sunshine are January and December (Average sunshine: 3h and 48min).
Average sunshine days in September
Selens, France
- Average sunshine days in September: 13.7 days
The month with the most sunshine days is September (13.7 days).
The month with the least sunshine days is June (8.1 days).
Average UV index in September
Selens, 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
Selens, France
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in September
Selens, France
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, November and December (8km).
Selens, France
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