S
M
T
W
T
F
S
26
71°
50°
27
72°
49°
28
71°
50°
29
72°
58°
30
73°
58°
31
77°
59°
1
79°
59°
2
80°
58°
3
81°
58°
4
79°
52°
5
75°
52°
6
70°
54°
7
71°
52°
8
71°
55°
9
74°
56°
10
73°
55°
11
73°
56°
12
77°
57°
13
76°
49°
14
75°
54°
15
77°
56°
16
71°
50°
17
70°
48°
18
71°
49°
19
75°
51°
20
76°
54°
21
75°
55°
22
75°
52°
23
71°
50°
24
74°
52°
25
75°
55°
26
75°
47°
27
74°
46°
28
66°
46°
29
67°
52°
30
66°
47°
31
73°
53°
1
72°
47°
2
70°
47°
3
64°
45°
4
65°
45°
5
74°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Saint-Adelphe
Saint-Adelphe's August 2026 forecast shows daily high temperatures ranging from 64° to 81°, with overnight lows between 45° and 59°. The average high for August is 73° with an average low of 52°. 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 Saint-Adelphe. See also: September | October | November.