S
M
T
W
T
F
S
26
83°
50°
27
84°
50°
28
85°
51°
29
85°
51°
30
84°
50°
31
84°
50°
1
88°
51°
2
89°
52°
3
86°
52°
4
84°
50°
5
84°
50°
6
85°
51°
7
85°
51°
8
86°
52°
9
86°
52°
10
90°
50°
11
88°
49°
12
91°
48°
13
90°
50°
14
92°
53°
15
91°
54°
16
92°
54°
17
92°
53°
18
93°
54°
19
93°
54°
20
92°
53°
21
92°
53°
22
93°
52°
23
93°
53°
24
92°
53°
25
92°
52°
26
93°
53°
27
93°
52°
28
92°
53°
29
92°
50°
30
91°
51°
31
90°
49°
1
89°
48°
2
88°
47°
3
87°
46°
4
86°
45°
5
86°
46°
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 83° to 93°, with overnight lows between 45° and 54°. The average high for August is 89° with an average low of 51°. 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.