San Sebastian weather live forecast

Today's maximum temperature in San Sebastian is expected to be 25°C. Select a day from the live weather forecast for San Sebastian, Spain for more weather parameters.

Wednesday
8th Apr
25

16

11

5
Thursday
9th Apr
20

14

12

5
Friday
10th Apr
26

13

12

6
Saturday
11th Apr
21

10

0

1
Sunday
12th Apr
11

9

3

4

5-day weather forecast updated at 04:01 on Wednesday 8th April 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 Wednesday 8th April 2026

Expect scattered clouds in San Sebastian, Spain with a maximum temperature of 25°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north.

25
°C maximum temperature
16
°C minimum temperature
scattered clouds
11
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
25
°C wind chill
10
kph wind from N

San Sebastian weather for Thursday 9th April 2026

Expect clear skies in San Sebastian, Spain with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-west.

20
°C maximum temperature
14
°C minimum temperature
clear skies
12
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
9
kph wind from NW

San Sebastian weather for Friday 10th April 2026

Expect scattered clouds in San Sebastian, Spain with a maximum temperature of 26°C, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north-east.

26
°C maximum temperature
13
°C minimum temperature
scattered clouds
12
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
8
kph wind from NE

San Sebastian weather for Saturday 11th April 2026

Expect mostly cloudy with rain in San Sebastian, Spain with a maximum temperature of 21°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 89% chance of some rain and a moderate breeze of 25 kph from the north-west.

21
°C maximum temperature
10
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
1
UV index (Low)
89
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
25
kph wind from NW

San Sebastian weather for Sunday 12th April 2026

Expect mostly cloudy with rain in San Sebastian, Spain with a maximum temperature of 11°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 76% chance of some rain and a gentle breeze of 19 kph from the north.