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
During the shift to September, Aleu records a mild decrease in average high-temperature, moving from a warm 26.2°C (79.2°F) in August to an agreeable 22.2°C (72°F). Aleu experiences a significant reduction from daytime highs with an average low-temperature of 10.2°C (50.4°F) in September.Humidity
The average relative humidity in September in Aleu is 68%.Rainfall
The month with the least rainfall in Aleu, France, is September, when the rain falls for 10.8 days and typically collects 24mm (0.94") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day in Aleu is 12h and 29min.On the first day of September, sunrise is at 07:20 and sunset at 20:29. On the last day of the month, sunrise is at 07:51 and sunset at 19:37 CEST.
Sunshine
In September, the average sunshine in Aleu, France, is 8.9h.UV index
In September, the average daily maximum UV index in Aleu 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: A typical high UV index of 4 in September suggests the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Frequently asked questions
What are September temperatures in Aleu?
What is the average humidity in September in Aleu?
What is the driest month in Aleu?
How much does it rain in Aleu in September?
When it does not snow in Aleu?
Does it snow in Aleu in September?
How many hours of daylight does Aleu have in September?
When are sunrise and sunset in September in Aleu?
How many hours of sunshine does Aleu have in September?
How high is the UV index in September in Aleu?
Average temperature in September
Aleu, France
- Average high temperature in September: 22.2°C
The warmest month (with the highest average high temperature) is August (26.2°C).
The month with the lowest average high temperature is January (7.7°C).
- Average low temperature in September: 10.2°C
The month with the highest average low temperature is August (13.2°C).
The coldest month (with the lowest average low temperature) is February (0°C).
Average pressure in September
Aleu, France
- Average pressure in September: 1018mbar
The month with the highest atmospheric pressure is December (1021.5mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in September
Aleu, France
- Average wind speed in September: 7.9km/h
The windiest month (with the highest average wind speed) is February (10.4km/h).
The calmest month (with the lowest average wind speed) is August (7.8km/h).
Average humidity in September
Aleu, France
- Average humidity in September: 68%
The month with the highest relative humidity is February (76%).
The month with the lowest relative humidity is August (67%).
Average rainfall in September
Aleu, France
- Average rainfall in September: 24mm
The wettest month (with the highest rainfall) is May (65mm).
The driest month (with the least rainfall) is September (24mm).
Average rainfall days in September
Aleu, France
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is October (9.2 days).
Average snowfall in September
Aleu, France
- Average snowfall in September: 0mm
The month with the highest snowfall is February (124mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Aleu, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (6.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Aleu, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is November (Average sunshine: 6h and 0min).
Average sunshine days in September
Aleu, France
- Average sunshine days in September: 15.2 days
The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is May (8.8 days).
Average UV index in September
Aleu, France
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Aleu, France
- Average cloud cover in September: 24
The months with the most cloud cover are January and February (Cloud cover 39).
The month with the least cloud cover is September (Cloud cover 24).
Average visibility in September
Aleu, France
- 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).
Aleu, France
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