S
M
T
W
T
F
S
26
75°
53°
27
76°
52°
28
76°
52°
29
75°
50°
30
73°
44°
31
67°
43°
1
66°
46°
2
67°
51°
3
67°
50°
4
68°
51°
5
73°
52°
6
75°
51°
7
75°
51°
8
74°
50°
9
74°
50°
10
66°
49°
11
70°
48°
12
69°
50°
13
71°
48°
14
69°
47°
15
73°
49°
16
73°
49°
17
72°
48°
18
72°
49°
19
73°
49°
20
72°
42°
21
64°
41°
22
61°
40°
23
63°
40°
24
63°
45°
25
70°
42°
26
68°
39°
27
62°
38°
28
60°
37°
29
60°
39°
30
61°
45°
31
68°
40°
1
66°
41°
2
63°
45°
3
61°
42°
4
59°
40°
5
63°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Harmon Valley
Harmon Valley's August 2026 forecast shows daily high temperatures ranging from 59° to 76°, with overnight lows between 37° and 53°. The average high for August is 68° 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 August weather will actually feel in Harmon Valley. See also: September | October | November.
