S
M
T
W
T
F
S
26
76°
61°
27
75°
57°
28
73°
56°
29
79°
56°
30
81°
59°
31
80°
58°
1
82°
66°
2
81°
61°
3
80°
62°
4
75°
56°
5
75°
54°
6
77°
54°
7
78°
57°
8
78°
60°
9
80°
62°
10
75°
55°
11
73°
56°
12
64°
53°
13
69°
52°
14
69°
60°
15
73°
63°
16
75°
63°
17
75°
65°
18
76°
64°
19
83°
58°
20
81°
57°
21
80°
59°
22
81°
57°
23
82°
56°
24
83°
59°
25
83°
58°
26
80°
57°
27
77°
52°
28
77°
56°
29
78°
56°
30
76°
54°
31
74°
54°
1
76°
52°
2
76°
51°
3
75°
52°
4
77°
56°
5
79°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Summerhaven
Summerhaven's August 2026 forecast shows daily high temperatures ranging from 69° to 83°, with overnight lows between 51° and 65°. The average high for August is 78° 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 Summerhaven. See also: September | October | November.
