S
M
T
W
T
F
S
26
72°
55°
27
71°
56°
28
72°
56°
29
69°
52°
30
71°
56°
31
73°
57°
1
74°
57°
2
72°
54°
3
69°
52°
4
68°
51°
5
70°
50°
6
68°
51°
7
68°
51°
8
70°
50°
9
69°
50°
10
70°
51°
11
72°
56°
12
72°
57°
13
67°
56°
14
72°
56°
15
71°
53°
16
70°
54°
17
71°
55°
18
69°
54°
19
67°
52°
20
67°
53°
21
71°
55°
22
71°
53°
23
68°
54°
24
66°
53°
25
66°
54°
26
67°
52°
27
66°
53°
28
65°
52°
29
69°
53°
30
69°
53°
31
70°
54°
1
69°
52°
2
68°
53°
3
68°
52°
4
67°
50°
5
68°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Belton
Belton's August 2026 forecast shows daily high temperatures ranging from 65° to 74°, with overnight lows between 49° and 57°. The average high for August is 69° with an average low of 53°. 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 Belton. See also: September | October | November.