San Sebastian weather live forecast

Today's maximum temperature in San Sebastian is expected to be 30°C. Select a day from the live weather forecast for San Sebastian, Spain for more weather parameters.

Sunday
14th Jun
30

20

10

8
Monday
15th Jun
25

19

8

8
Tuesday
16th Jun
24

18

8

9
Wednesday
17th Jun
31

17

11

9
Thursday
18th Jun
31

19

15

9

5-day weather forecast updated at 04:01 on Saturday 13th June 2026 GMT

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The 5-day weather forecast for Spain (San Sebastian) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

San Sebastian weather forecast by day

Below are the detailed weather forecasts for San Sebastian for the next 5 days.

San Sebastian weather for Sunday 14th June 2026

Expect scattered clouds in San Sebastian, Spain with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north.

30
°C maximum temperature
20
°C minimum temperature
scattered clouds
10
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
9
kph wind from N

San Sebastian weather for Monday 15th June 2026

Expect broken clouds in San Sebastian, Spain with a maximum temperature of 25°C, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north-west.

25
°C maximum temperature
19
°C minimum temperature
broken clouds
8
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
20
kph wind from NW

San Sebastian weather for Tuesday 16th June 2026

Expect broken clouds in San Sebastian, Spain with a maximum temperature of 24°C, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north.

24
°C maximum temperature
18
°C minimum temperature
broken clouds
8
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
24
°C wind chill
11
kph wind from N

San Sebastian weather for Wednesday 17th June 2026

Expect scattered clouds in San Sebastian, Spain with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north.

31
°C maximum temperature
17
°C minimum temperature
scattered clouds
11
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
10
kph wind from N

San Sebastian weather for Thursday 18th June 2026

Expect clear skies in San Sebastian, Spain with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north.