When to go
San Sebastian · October 2026
Pleasantly warm in San Sebastian: 24° / 15° on average, 7h sun a day.
Thu 1 Oct
—
Quiet
Fri 2 Oct
—
Comfortable
Sat 3 Oct
—
Comfortable
Sun 4 Oct
—
Comfortable
Mon 5 Oct
—
Quiet
Tue 6 Oct
—
Quiet
Wed 7 Oct
—
Quiet
Thu 8 Oct
—
Quiet
1
Fri 9 Oct
31°
Comfortable
Sat 10 Oct
29°
Comfortable
Sun 11 Oct
31°
Comfortable
Mon 12 Oct
32°
Quiet
Tue 13 Oct
31°
Quiet
Wed 14 Oct
30°
Quiet
Thu 15 Oct
30°
Quiet
Fri 16 Oct
30°
Comfortable
Sat 17 Oct
28°
Comfortable
Sun 18 Oct
28°
Comfortable
Mon 19 Oct
30°
Quiet
Tue 20 Oct
29°
Quiet
Wed 21 Oct
27°
Quiet
Thu 22 Oct
28°
Quiet
Fri 23 Oct
30°
Comfortable
Sat 24 Oct
—
Comfortable
Sun 25 Oct
—
Comfortable
Mon 26 Oct
—
Quiet
Tue 27 Oct
—
Quiet
Wed 28 Oct
—
Quiet
Thu 29 Oct
—
Quiet
Fri 30 Oct
—
Comfortable
Sat 31 Oct
—
Comfortable
Best days for…
Typical month
Temp avg high / low24° / 15°
Rainy days5
Sunshine per day7 h
Sea temp21°
30-year climate normals — actual conditions vary.