S
M
T
W
T
F
S
26
83°
60°
27
83°
61°
28
73°
64°
29
78°
65°
30
80°
64°
31
84°
61°
1
84°
61°
2
77°
71°
3
79°
61°
4
83°
57°
5
84°
62°
6
89°
70°
7
89°
68°
8
85°
67°
9
86°
67°
10
82°
61°
11
82°
65°
12
82°
60°
13
83°
65°
14
84°
60°
15
82°
57°
16
74°
62°
17
80°
66°
18
81°
62°
19
82°
57°
20
70°
59°
21
77°
56°
22
78°
59°
23
78°
55°
24
73°
53°
25
71°
51°
26
76°
60°
27
74°
61°
28
77°
55°
29
73°
55°
30
74°
57°
31
78°
59°
1
69°
52°
2
68°
51°
3
67°
51°
4
70°
49°
5
69°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Forest City
Forest City's August 2026 forecast shows daily high temperatures ranging from 67° to 78°, with overnight lows between 49° and 61°. The average high for August is 72° with an average low of 54°. 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 Forest City. See also: September | October | November.