S
M
T
W
T
F
S
26
93°
74°
27
93°
74°
28
86°
71°
29
84°
65°
30
82°
60°
31
78°
65°
1
77°
64°
2
81°
62°
3
82°
59°
4
81°
63°
5
72°
64°
6
80°
65°
7
83°
64°
8
79°
59°
9
84°
63°
10
89°
71°
11
84°
68°
12
85°
69°
13
77°
66°
14
76°
68°
15
85°
70°
16
80°
64°
17
80°
63°
18
81°
64°
19
82°
65°
20
86°
65°
21
85°
64°
22
84°
64°
23
83°
60°
24
81°
65°
25
84°
66°
26
86°
66°
27
86°
65°
28
85°
64°
29
77°
61°
30
76°
59°
31
76°
59°
1
77°
61°
2
77°
64°
3
81°
64°
4
83°
63°
5
84°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Cedar Rapids
Cedar Rapids's August 2026 forecast shows daily high temperatures ranging from 76° to 89°, with overnight lows between 59° and 71°. The average high for August is 82° with an average low of 64°. 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 Cedar Rapids. See also: September | October | November.
