S
M
T
W
T
F
S
26
97°
68°
27
94°
67°
28
91°
63°
29
91°
62°
30
96°
59°
31
100°
62°
1
96°
66°
2
101°
64°
3
95°
62°
4
91°
61°
5
92°
63°
6
93°
65°
7
96°
68°
8
99°
64°
9
97°
67°
10
93°
67°
11
95°
67°
12
88°
65°
13
83°
66°
14
84°
66°
15
86°
62°
16
90°
62°
17
95°
62°
18
95°
64°
19
100°
64°
20
97°
66°
21
99°
71°
22
100°
66°
23
102°
66°
24
104°
65°
25
98°
67°
26
105°
69°
27
97°
73°
28
102°
71°
29
99°
71°
30
92°
66°
31
88°
64°
1
89°
56°
2
86°
50°
3
83°
54°
4
84°
57°
5
93°
55°
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 ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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.
