S
M
T
W
T
F
S
26
97°
71°
27
98°
71°
28
99°
70°
29
96°
75°
30
98°
74°
31
100°
74°
1
92°
68°
2
94°
67°
3
95°
68°
4
98°
72°
5
98°
75°
6
99°
74°
7
97°
73°
8
96°
74°
9
97°
73°
10
98°
72°
11
97°
73°
12
99°
74°
13
98°
73°
14
93°
70°
15
92°
69°
16
90°
67°
17
96°
74°
18
96°
73°
19
95°
74°
20
96°
74°
21
96°
73°
22
95°
74°
23
96°
74°
24
96°
73°
25
95°
74°
26
96°
74°
27
95°
73°
28
96°
74°
29
94°
72°
30
95°
73°
31
95°
72°
1
94°
72°
2
94°
72°
3
93°
71°
4
94°
72°
5
93°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Ben Lomond
Ben Lomond's August 2026 forecast shows daily high temperatures ranging from 90° to 99°, with overnight lows between 67° and 75°. The average high for August is 95° 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 Ben Lomond. See also: September | October | November.