S
M
T
W
T
F
S
26
66°
52°
27
66°
56°
28
70°
57°
29
71°
53°
30
66°
53°
31
65°
52°
1
64°
53°
2
65°
51°
3
65°
52°
4
68°
52°
5
65°
51°
6
64°
51°
7
66°
52°
8
65°
52°
9
64°
51°
10
66°
55°
11
65°
54°
12
69°
55°
13
70°
55°
14
70°
54°
15
69°
51°
16
69°
54°
17
68°
54°
18
69°
53°
19
69°
47°
20
68°
53°
21
68°
52°
22
67°
53°
23
67°
52°
24
62°
52°
25
61°
49°
26
62°
47°
27
61°
49°
28
60°
50°
29
61°
49°
30
60°
50°
31
62°
49°
1
61°
49°
2
63°
47°
3
59°
48°
4
58°
48°
5
Hist. Avg.
60°
46°
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 58° to 71°, with overnight lows between 47° and 57°. The average high for August is 65° 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.
