S
M
T
W
T
F
S
27
64°
54°
28
63°
46°
29
72°
50°
30
66°
59°
1
63°
57°
2
64°
54°
3
61°
46°
4
63°
46°
5
64°
61°
6
61°
52°
7
57°
50°
8
57°
52°
9
62°
48°
10
54°
45°
11
56°
50°
12
63°
59°
13
64°
55°
14
59°
49°
15
57°
50°
16
58°
48°
17
57°
49°
18
59°
50°
19
58°
49°
20
57°
48°
21
57°
49°
22
58°
48°
23
56°
48°
24
53°
47°
25
56°
47°
26
54°
48°
27
57°
48°
28
54°
46°
29
52°
47°
30
51°
47°
31
54°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Penrhyndeudraeth
Penrhyndeudraeth's October 2026 forecast shows daily high temperatures ranging from 51° to 64°, with overnight lows between 45° and 59°. The average high for October is 57° with an average low of 49°. 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 Penrhyndeudraeth. See also: November | December | January.