S
M
T
W
T
F
S
26
72°
48°
27
69°
55°
28
63°
53°
29
68°
50°
30
73°
54°
31
75°
53°
1
71°
52°
2
60°
51°
3
67°
55°
4
63°
55°
5
64°
54°
6
65°
55°
7
64°
56°
8
68°
51°
9
64°
53°
10
68°
55°
11
67°
56°
12
65°
55°
13
69°
56°
14
72°
57°
15
71°
55°
16
71°
55°
17
69°
57°
18
65°
54°
19
63°
54°
20
62°
54°
21
63°
52°
22
64°
53°
23
63°
51°
24
62°
49°
25
60°
47°
26
61°
46°
27
63°
47°
28
64°
52°
29
61°
52°
30
61°
51°
31
62°
51°
1
62°
50°
2
58°
49°
3
60°
49°
4
57°
48°
5
59°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Rainbow
Rainbow's August 2026 forecast shows daily high temperatures ranging from 57° to 72°, with overnight lows between 46° and 57°. The average high for August is 64° with an average low of 52°. 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 Rainbow. See also: September | October | November.
