S
M
T
W
T
F
S
26
78°
56°
27
66°
50°
28
71°
47°
29
71°
53°
30
74°
52°
31
82°
54°
1
70°
58°
2
59°
53°
3
59°
51°
4
55°
49°
5
79°
45°
6
72°
47°
7
75°
46°
8
80°
57°
9
69°
59°
10
66°
53°
11
66°
49°
12
61°
47°
13
62°
44°
14
62°
41°
15
58°
47°
16
63°
49°
17
58°
52°
18
66°
52°
19
68°
52°
20
61°
48°
21
55°
45°
22
66°
43°
23
72°
52°
24
58°
51°
25
63°
49°
26
67°
49°
27
76°
56°
28
63°
47°
29
58°
42°
30
50°
39°
31
56°
36°
1
62°
37°
2
70°
35°
3
69°
45°
4
67°
44°
5
61°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Lac-Vacher
Lac-Vacher's August 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 Lac-Vacher. See also: September | October | November.