S
M
T
W
T
F
S
27
74°
54°
28
75°
55°
29
76°
52°
30
75°
51°
1
71°
53°
2
74°
54°
3
74°
51°
4
75°
47°
5
73°
47°
6
65°
45°
7
63°
46°
8
63°
46°
9
66°
42°
10
61°
44°
11
64°
44°
12
67°
45°
13
65°
51°
14
61°
46°
15
59°
43°
16
60°
49°
17
59°
43°
18
58°
42°
19
56°
42°
20
57°
43°
21
56°
42°
22
55°
45°
23
58°
42°
24
57°
41°
25
57°
42°
26
59°
44°
27
62°
40°
28
57°
50°
29
53°
41°
30
54°
46°
31
Hist. Avg.
58°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
October Weather in Happy Valley
Happy Valley's October 2026 forecast shows daily high temperatures ranging from 53° to 76°, with overnight lows between 40° and 55°. The average high for October is 64° with an average low of 46°. 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 Happy Valley. See also: November | December | January.
