S
M
T
W
T
F
S
26
83°
63°
27
82°
57°
28
79°
56°
29
80°
61°
30
84°
60°
31
81°
59°
1
85°
62°
2
85°
56°
3
81°
55°
4
80°
56°
5
81°
57°
6
81°
58°
7
82°
56°
8
79°
55°
9
83°
61°
10
86°
58°
11
81°
61°
12
86°
62°
13
87°
62°
14
84°
61°
15
85°
61°
16
86°
54°
17
79°
56°
18
79°
60°
19
78°
55°
20
78°
54°
21
76°
54°
22
79°
55°
23
84°
57°
24
85°
60°
25
86°
59°
26
85°
52°
27
77°
51°
28
77°
51°
29
78°
52°
30
82°
58°
31
83°
59°
1
83°
58°
2
82°
54°
3
78°
55°
4
82°
58°
5
76°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Harmony
Harmony's August 2026 forecast shows daily high temperatures ranging from 76° to 87°, with overnight lows between 51° and 63°. The average high for August is 82° with an average low of 57°. 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 Harmony. See also: September | October | November.