San Sebastian weather in September 2024

Expect 73°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in San Sebastian in September. Check more long-term weather averages for San Sebastian in September before you book your next holiday to Spain in 2024/2025.

73
73°F max day temperature
6
6 hours of sunshine per day
13
13 days with some rainfall
57
57°F min night temperature
12
12 hours of daylight per day
0
No heat & humidity
3.8
3.8 inches of monthly rainfall
5
5 (Moderate) UV index
70
70°F sea temperature

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The September weather guide for Spain (San Sebastian) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

More about Spain

How hot is it in San Sebastian in September?

Daytime temperatures usually reach 73°F in San Sebastian in September, falling to 57°F at night.

How sunny is it in San Sebastian in September?

There are normally 6 hours of bright sunshine each day in San Sebastian in September - that's 47% of daylight hours.

How warm is the sea around San Sebastian in September?

The average sea temperature around San Sebastian in September is 70°F.

Does it rain in San Sebastian in September?

There are usually 13 days with some rain in San Sebastian in September and the average monthly rainfall is 3.8 inches.

San Sebastian September sunrise & sunset times

Browse the sunrise and sunset times for San Sebastian in September 2024. Select a month to view San Sebastian sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Sunday, 1st September 2024	07:32	20:42
Sunday, 15th September 2024	07:48	20:17
Monday, 30th September 2024	08:05	19:50

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Spain - quick facts
Flight time^✝	2 to 10 hours
Time difference	UK +0 to +1 hours
Language(s)	Spanish
Currency	Euro
Electricity	C plug (230V)
Driving side	Right
Why visit?	Beaches Culture Nature Nightlife
Tourist info	Spanish Tourism Institute