S
M
T
W
T
F
S
26
72°
50°
27
73°
53°
28
78°
56°
29
80°
59°
30
80°
60°
31
79°
59°
1
73°
59°
2
77°
60°
3
79°
60°
4
79°
53°
5
72°
53°
6
72°
52°
7
70°
53°
8
72°
56°
9
72°
57°
10
78°
60°
11
79°
57°
12
78°
58°
13
72°
55°
14
71°
52°
15
70°
51°
16
73°
52°
17
76°
53°
18
73°
57°
19
72°
51°
20
70°
50°
21
69°
50°
22
69°
48°
23
70°
50°
24
75°
52°
25
75°
54°
26
68°
50°
27
68°
48°
28
66°
49°
29
67°
50°
30
67°
48°
31
66°
48°
1
68°
47°
2
71°
47°
3
72°
51°
4
72°
53°
5
73°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Vanier
Vanier's August 2026 forecast shows daily high temperatures ranging from 66° to 80°, with overnight lows between 47° and 60°. The average high for August is 73° with an average low of 53°. 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 Vanier. See also: September | October | November.