S
M
T
W
T
F
S
26
73°
56°
27
74°
57°
28
74°
57°
29
76°
56°
30
75°
58°
31
78°
57°
1
76°
57°
2
73°
56°
3
73°
56°
4
74°
55°
5
73°
56°
6
74°
57°
7
74°
57°
8
73°
56°
9
73°
56°
10
72°
55°
11
73°
56°
12
73°
56°
13
74°
55°
14
73°
56°
15
74°
56°
16
72°
55°
17
72°
56°
18
73°
56°
19
72°
55°
20
73°
54°
21
76°
53°
22
76°
54°
23
75°
52°
24
76°
53°
25
74°
52°
26
73°
49°
27
73°
50°
28
71°
51°
29
70°
52°
30
72°
48°
31
75°
49°
1
70°
50°
2
70°
51°
3
71°
51°
4
72°
50°
5
72°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Cap Le Moine
Cap Le Moine's August 2026 forecast shows daily high temperatures ranging from 70° to 78°, with overnight lows between 48° and 58°. The average high for August is 73° with an average low of 54°. 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 Cap Le Moine. See also: September | October | November.