S
M
T
W
T
F
S
28
77°
62°
29
72°
57°
30
72°
55°
1
72°
54°
2
72°
52°
3
73°
59°
4
77°
58°
5
67°
54°
6
71°
49°
7
73°
51°
8
73°
53°
9
69°
60°
10
68°
54°
11
72°
51°
12
74°
54°
13
75°
56°
14
73°
57°
15
71°
61°
16
67°
61°
17
68°
56°
18
78°
53°
19
78°
57°
20
75°
60°
21
74°
59°
22
81°
62°
23
78°
57°
24
69°
54°
25
65°
55°
26
62°
54°
27
64°
53°
28
72°
47°
29
76°
53°
30
73°
53°
31
75°
56°
1
72°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Donostia-San Sebastian
Donostia-San Sebastian's October 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for October is ° with an average low of °. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Donostia-San Sebastian. See also: November | December | January.
