For this time of the year, San Sebastian is experiencing slightly cooler temperatures, gently falling below the seasonal average.
According to the long-range forecast, temperatures are expected to be 18.4 °C which is -1.7 °C lower than the historical average.
Select a month and click on a day for more information:
Thursday
Jan 1
19° / 18°
Friday
Jan 2
20° / 18°
Saturday
Jan 3
20° / 17°
Sunday
Jan 4
20° / 16°
Monday
Jan 5
20° / 18°
Tuesday
Jan 6
20° / 16°
Wednesday
Jan 7
20° / 17°
Thursday
Jan 8
20° / 17°
Friday
Jan 9
19° / 17°
Saturday
Jan 10
19° / 18°
Sunday
Jan 11
19° / 18°
Monday
Jan 12
19° / 17°
Tuesday
Jan 13
19° / 17°
Wednesday
Jan 14
20° / 18°
Thursday
Jan 15
20° / 18°
Friday
Jan 16
19° / 16°
Saturday
Jan 17
18° / 17°
Sunday
Jan 18
19° / 17°
Monday
Jan 19
19° / 17°
Tuesday
Jan 20
18° / 17°
Wednesday
Jan 21
18° / 14°
Thursday
Jan 22
19° / 14°
Friday
Jan 23
19° / 16°
Saturday
Jan 24
19° / 16°
Sunday
Jan 25
19° / 17°
Monday
Jan 26
19° / 16°
Tuesday
Jan 27
19° / 16°
Wednesday
Jan 28
19° / 16°
Thursday
Jan 29
20° / 17°
Friday
Jan 30
20° / 18°
Saturday
Jan 31
20° / 18°
San Sebastian 30 days weather forecast
Check out our estimated 30 days weather forecast for San Sebastian, this data is based on the average weather in San Sebastian in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for San Sebastian next to the desired date.