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 start of September involves a subtle temperature drop, shifting from a warm 23.8°C (74.8°F) in August to a comfortable 19.5°C (67.1°F). Flétrange anticipates an average minimum temperature of 9.9°C (49.8°F) in the month of September.Humidity
The average relative humidity in September is 78%.Rainfall
In Flétrange, France, in September, it is raining for 10.9 days, with typically 39mm (1.54") of accumulated precipitation. In Flétrange, during the entire year, the rain falls for 171.2 days and collects up to 558mm (21.97") of precipitation.Snowfall
In Flétrange, snow does not fall in April through September.Daylight
The average length of the day in September in Flétrange is 12h and 35min.On the first day of September, sunrise is at 06:51 and sunset at 20:16. On the last day of the month, sunrise is at 07:32 and sunset at 19:14 CEST.
Sunshine
In September, the average sunshine in Flétrange is 8.2h.UV index
In Flétrange, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: An average maximum UV index of 3 in September leads to these recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Frequently asked questions
What is the temperature in September in Flétrange?
What is the average humidity in September in Flétrange?
How much does it rain in Flétrange in September?
When it does not snow in Flétrange?
Does it snow in Flétrange in September?
How many hours of daylight does Flétrange have in September?
What time are sunrise and sunset in September in Flétrange?
How many hours of sunshine does Flétrange have in September?
What is the UV index intensity in September in Flétrange?
Average temperature in September
Flétrange, France
- Average high temperature in September: 19.5°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 (3.7°C).
- Average low temperature in September: 9.9°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (-0.4°C).
Average pressure in September
Flétrange, France
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is December (1019mbar).
The month with the lowest atmospheric pressure is November (1014.5mbar).
Average wind speed in September
Flétrange, France
- Average wind speed in September: 10.1km/h
The windiest month (with the highest average wind speed) is February (15.7km/h).
The calmest month (with the lowest average wind speed) is August (9.7km/h).
Average humidity in September
Flétrange, France
- Average humidity in September: 78%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Flétrange, France
- Average rainfall in September: 39mm
The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is April (33mm).
Average rainfall days in September
Flétrange, France
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is September (10.9 days).
Average snowfall in September
Flétrange, France
- Average snowfall in September: 0mm
The month with the highest snowfall is December (61mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in September
Flétrange, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.5 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
Flétrange, 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 1min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).
Average sunshine days in September
Flétrange, France
- Average sunshine days in September: 16.1 days
The month with the most sunshine days is October (16.2 days).
The month with the least sunshine days is December (9.7 days).
Average UV index in September
Flétrange, France
- Average UV index in September: 3
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
Flétrange, France
- Average cloud cover in September: 38
The month with the most cloud cover is December (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in September
Flétrange, France
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, June, July, August and September (9km).
The months with the lowest visibility are January, May, October, November and December (8km).
Flétrange, France
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