Alps - France weather in September 2025
September
Alps - France weather in September 2025
September
Day
18 °C
Night
8 °C
Precipitation
92 mm
in month
Rainy days
9 days
in month
Daylight
12 hours
average
Sunshine
6 hours
average
Humidity
73 %
Day
18 °C
Night
8 °C
Precipitation
92 mm
in month
Rainy days
9 days
in month
Daylight
12 hours
average
Sunshine
6 hours
average
Humidity
73 %
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Weather overview and FAQs
Weather overview
In Alps in September, the average air temperature ranges from 18 °C (64 °F) during the day to 8 °C (47 °F) at night. There are 9 days of rain on average, where the rainfall is 92 mm (3.62 in).
Is September a good month to visit Alps?
Alps can be visited in September - the weather will be moderate. A relatively low temperature of 18 °C (64 °F) may be ideal for walking or outdoor activities, but some people may have a different idea of the holiday. The temperature of 8 °C (47 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
What temperature can I expect during the day in September in Alps?
In September in Alps, the average daily temperatures will be 18 °C (64 °F). Nice temperature for walking around the city or on the beach, but you will probably get cold soon when wearing a swimsuit. When walking around all day, people used to cold conditions, pull out their shorts and get rid of their sweaters. On some days, when spending time in the direct sun, sunscreen can be useful, especially for people with more sensitive skin.
How many hours of sun to expect in Alps in September?
There is an average length of sunshine of 6 hours per day in Alps in September.
How many rainy days can I expect in September in Alps?
In September in Alps, we can expect 9 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.1 days of the week, or in general - 31 % days.
How heavy is the precipitation in September in Alps?
In Alps in September, there is 92 mm (3.62 in) rainfall, which means on average 3 mm (0.12 in) rainfall per day.
Is September part of the wet season in Alps?
No, there is no wet season in September in Alps - you can expect 9 days of rain during the month.
What is the air temperature in September in Alps at night?
The average night temperature in Alps in September is 8 °C (47 °F). The nights will be cool, layers of clothes will be needed for evening and morning walks, the hotel should be equipped with heating.
Is September part of the dry season in Alps?
No, September is not a dry month in Alps, expect rain approximately 9 days in a month.
Is Alps rainier in September than in August?
No, September in Alps is not a rainier month than August.
Is the temperature rising or falling in the course of time in Alps in September?
During September in Alps, the day temperatures are decreasing - from 20 °C (68 °F) at the beginning of the month to 15 °C (59 °F) at the end of the month.
How long is the day (from dawn till dusk) in Alps in September?
The length of daylight in Alps in September is 12 hours.
How windy is Alps in September?
In September in Alps, there will be an average wind scale of 3. It is rather a milder or unnoticeable wind, therefore it will not bother you during your holiday.
How humid is Alps in September?
In Alps in September, expect humidity around 73 %.
Is the weather in Alps warmer in September than in August?
No, September is not warmer in Alps than August.
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