S
M
T
W
T
F
S
26
92°
72°
27
86°
70°
28
80°
65°
29
80°
62°
30
87°
63°
31
81°
70°
1
72°
66°
2
77°
63°
3
80°
64°
4
85°
66°
5
83°
70°
6
77°
65°
7
82°
66°
8
84°
69°
9
85°
67°
10
83°
66°
11
80°
63°
12
81°
65°
13
80°
65°
14
82°
64°
15
76°
60°
16
77°
67°
17
86°
69°
18
86°
68°
19
85°
68°
20
81°
67°
21
84°
67°
22
85°
68°
23
85°
68°
24
82°
67°
25
81°
67°
26
83°
66°
27
80°
64°
28
77°
66°
29
80°
64°
30
81°
65°
31
82°
65°
1
81°
64°
2
78°
64°
3
80°
63°
4
79°
64°
5
81°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Bellwood
Bellwood's August 2026 forecast shows daily high temperatures ranging from 72° to 86°, with overnight lows between 60° and 70°. The average high for August is 81° with an average low of 66°. 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 Bellwood. See also: September | October | November.