S
M
T
W
T
F
S
27
38°
28°
28
39°
29°
29
38°
29°
30
37°
30°
1
39°
31°
2
38°
33°
3
39°
34°
4
42°
30°
5
39°
27°
6
37°
25°
7
35°
22°
8
33°
20°
9
33°
23°
10
34°
23°
11
30°
21°
12
29°
24°
13
31°
23°
14
34°
26°
15
31°
29°
16
35°
30°
17
34°
27°
18
35°
22°
19
33°
21°
20
28°
20°
21
29°
20°
22
34°
23°
23
32°
25°
24
31°
25°
25
Hist. Avg.
31°
20°
26
Hist. Avg.
30°
20°
27
Hist. Avg.
30°
20°
28
Hist. Avg.
29°
19°
29
Hist. Avg.
29°
18°
30
Hist. Avg.
28°
18°
31
Hist. Avg.
28°
17°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
October Weather in Lac-Vacher
Lac-Vacher's October 2026 forecast shows daily high temperatures ranging from 28° to 42°, with overnight lows between 20° and 34°. The average high for October is 35° with an average low of 26°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Lac-Vacher. See also: November | December | January.