S
M
T
W
T
F
S
26
77°
56°
27
78°
58°
28
78°
61°
29
79°
63°
30
81°
64°
31
84°
66°
1
85°
65°
2
86°
65°
3
86°
66°
4
85°
59°
5
81°
58°
6
76°
57°
7
76°
56°
8
77°
57°
9
78°
57°
10
79°
58°
11
80°
63°
12
82°
64°
13
81°
65°
14
82°
66°
15
82°
64°
16
84°
58°
17
78°
60°
18
76°
56°
19
76°
57°
20
81°
62°
21
80°
61°
22
75°
62°
23
76°
59°
24
76°
60°
25
82°
61°
26
75°
57°
27
75°
59°
28
79°
63°
29
76°
64°
30
81°
63°
31
81°
63°
1
82°
62°
2
79°
61°
3
81°
58°
4
76°
59°
5
80°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Rapids
Rapids's August 2026 forecast shows daily high temperatures ranging from 75° to 86°, with overnight lows between 56° and 66°. The average high for August is 80° with an average low of 61°. 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 Rapids. See also: September | October | November.