Normandy - France weather in September 2025
Normandy - France weather in September 2025
Day
21 °C
Night
11 °C
Sea
18 °C
Precipitation
56 mm
in month
Rainy days
10 days
in month
Daylight
12 hours
average
Sunshine
6 hours
average
Humidity
81 %
Day
21 °C
Night
11 °C
Sea
18 °C
Precipitation
56 mm
in month
Rainy days
10 days
in month
Daylight
12 hours
average
Sunshine
6 hours
average
Humidity
81 %
Overview: Normandy - France
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Weather overview and FAQs
Weather overview
In Normandy in September, the average air temperature ranges from 21 °C (69 °F) during the day to 11 °C (53 °F) at night. There are 10 days of rain on average, where the rainfall is 56 mm (2.21 in).
Are there good conditions to visit in September in Normandy?
There are good conditions for visiting in September in Normandy. Especially for non-beach activities, such as hiking or sightseeing. The temperature during the day will be nice 21 °C (69 °F). You can expect just 10 days of rain during the month, taking an umbrella is not necessary. The temperature of 11 °C (53 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
How heavy is the precipitation in Normandy in September?
There is precipitation of 56 mm (2.21 in) in Normandy in September, which means 2 mm (0.07 in) rainfall per day on average.
What is the temperature in Normandy during the day in September?
In Normandy in September, the average daily temperatures will be 21 °C (69 °F). A comfortable temperature for most people, where it is neither too cold nor too hot, and a large number of activities can be carried out comfortably, including sunbathing by the water. Lighter clothing will be suitable - shorts, skirts, t-shirts, jackets; a light sweater and long trousers may also be useful.
What is the sea temperature in Normandy in September?
The temperature of the sea in Normandy in September is 18 °C (64 °F). At this sea temperature, swimming probably won't be the best experience. You probably won't like to stay in water for a long time. On the other hand, there are a minority of people who seek these conditions.
What is the average number of rainy days in Normandy in September?
In Normandy in September, we can expect 10 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 2.3 days of the week, or in general - 33 % days.
What is the night temperature in September in Normandy?
The average night temperature in Normandy in September is 11 °C (53 °F). Nights can be cooler, morning running can be refreshing but choose appropriate clothing, evening outdoor sitting can be pleasant but you can also be cold.
How many sunny hours can I expect in September in Normandy?
There is an average length of sunshine of 6 hours per day in September in Normandy.
Is Normandy rainier in September than in August?
Yes, Normandy is a rainier September than in August.
How long is the day (from dawn till dusk) in Normandy in September?
The length of daylight in Normandy in September is 12 hours.
How windy is it in Normandy in September?
An average wind scale that can be expected in Normandy in September is 5.
Is the weather in Normandy warmer in September than in August?
No, September is not warmer in Normandy than August.
Is the sea in Normandy warmer in September than in August?
No, the sea is not warmer in Normandy in September than in August.
How humid is Normandy in September?
In September in Normandy, expect humidity around 81 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.
How does the sea temperature evolve during the month in Normandy in September?
Normandy has a decreasing trend of the sea temperature during September - from 18 °C (65 °F) in the first days of the month to 17 °C (62 °F) in the last days of the month.
Is the temperature rising or falling in the course of time in September in Normandy?
During September in Normandy, the day temperatures are decreasing - from 22 °C (72 °F) at the beginning of the month to 19 °C (66 °F) at the end of the month.