S
M
T
W
T
F
S
26
98°
75°
27
97°
72°
28
100°
71°
29
97°
72°
30
96°
73°
31
96°
71°
1
97°
72°
2
97°
72°
3
96°
73°
4
98°
73°
5
96°
72°
6
95°
71°
7
95°
70°
8
96°
71°
9
96°
71°
10
97°
73°
11
96°
73°
12
96°
72°
13
98°
72°
14
98°
71°
15
97°
71°
16
98°
72°
17
99°
73°
18
99°
75°
19
100°
76°
20
100°
72°
21
97°
73°
22
98°
72°
23
98°
74°
24
97°
74°
25
98°
73°
26
97°
73°
27
97°
72°
28
96°
71°
29
97°
72°
30
97°
73°
31
96°
73°
1
97°
72°
2
96°
72°
3
96°
71°
4
95°
71°
5
95°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Belmont
Belmont's August 2026 forecast shows daily high temperatures ranging from 95° to 100°, with overnight lows between 70° and 76°. The average high for August is 97° with an average low of 72°. 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 Belmont. See also: September | October | November.