S
M
T
W
T
F
S
26
85°
52°
27
86°
52°
28
83°
60°
29
74°
61°
30
81°
60°
31
82°
59°
1
83°
62°
2
82°
65°
3
75°
58°
4
81°
55°
5
84°
59°
6
82°
62°
7
82°
62°
8
82°
62°
9
79°
61°
10
78°
60°
11
76°
57°
12
71°
54°
13
74°
55°
14
73°
54°
15
70°
54°
16
69°
52°
17
75°
56°
18
70°
53°
19
70°
53°
20
72°
54°
21
69°
51°
22
70°
58°
23
76°
58°
24
73°
57°
25
70°
57°
26
76°
56°
27
75°
56°
28
68°
57°
29
75°
56°
30
74°
57°
31
75°
55°
1
69°
52°
2
66°
52°
3
67°
51°
4
67°
47°
5
70°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Belvidere Center
Belvidere Center's August 2026 forecast shows daily high temperatures ranging from 66° to 84°, with overnight lows between 47° and 65°. The average high for August is 74° with an average low of 56°. 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 Belvidere Center. See also: September | October | November.