North Spain weather in September 2025
North Spain weather in September 2025
Day
22 °C
Night
15 °C
Sea
20 °C
Precipitation
73 mm
in month
Rainy days
10 days
in month
Daylight
12 hours
average
Sunshine
5 hours
average
Humidity
76 %
Day
22 °C
Night
15 °C
Sea
20 °C
Precipitation
73 mm
in month
Rainy days
10 days
in month
Daylight
12 hours
average
Sunshine
5 hours
average
Humidity
76 %
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Weather overview and FAQs
Weather overview
In North Spain in September, the average air temperature ranges from 22 °C (72 °F) during the day to 15 °C (59 °F) at night. There are 10 days of rain on average, where the rainfall is 73 mm (2.87 in).
Are there good conditions to visit in North Spain in September?
There are good conditions for visiting in North Spain in September. You can expect just 10 days of rain during the month, taking an umbrella is not necessary. There are some people, who may feel a slight chill at 22 °C (72 °F), but others will feel perfectly fine. A sea temperature of 20 °C (68 °F) can seem colder to some, but others will call it refreshing. The temperature of 15 °C (59 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
What is the temperature in North Spain during the day in September?
In North Spain in September, the average daily temperatures will be 22 °C (72 °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 September in North Spain?
In North Spain in September expect the sea to be warm at 20 °C (68 °F). The sea at this temperature is quite cold, but it is already possible to stay in it for a long time and it is pleasantly refreshing on hot, steamy days.
How many days of precipitation on average can I expect in North Spain in September?
In September in North Spain, 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 2.2 days of the week, or in general - 32 % days.
How long is the day (from dawn till dusk) in North Spain in September?
The length of daylight in North Spain in September is 12 hours.
What is the air temperature in September in North Spain at night?
The average night temperature in North Spain in September is 15 °C (59 °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.
What is the rainfall intensity in North Spain in September?
In September in North Spain, there is 73 mm (2.87 in) rainfall, which means on average 2 mm (0.09 in) rainfall per day.
What is the humidity in North Spain in September?
In September in North Spain, expect humidity around 76 %.
How many sunny hours can I expect in North Spain in September?
In North Spain in September, you can expect around 5 hours of sunshine.
How does the sea temperature evolve during the month in North Spain in September?
North Spain has a decreasing trend of the sea temperature during September - from 21 °C (69 °F) in the first days of the month to 19 °C (66 °F) in the last days of the month.
Is the weather in North Spain warmer in September than in August?
No, September is not warmer in North Spain than August.
Is the sea in North Spain warmer in September than in August?
No, the sea temperature in North Spain in September is not higher than in August.
Is the temperature rising or falling in the course of time in September in North Spain?
During September in North Spain, the day temperatures are decreasing - from 23 °C (74 °F) at the beginning of the month to 21 °C (70 °F) at the end of the month.
How windy is North Spain in September?
An average wind scale that can be expected in North Spain in September is 3. It is rather a milder or unnoticeable wind, therefore it will not bother you during your holiday.
Is North Spain rainier in September than in August?
Yes, in September in North Spain it rains more than in August.