S
M
T
W
T
F
S
27
47°
30°
28
45°
27°
29
44°
25°
30
43°
25°
1
43°
28°
2
44°
27°
3
41°
23°
4
39°
22°
5
37°
21°
6
38°
22°
7
37°
21°
8
38°
19°
9
38°
18°
10
39°
19°
11
38°
19°
12
37°
17°
13
38°
19°
14
39°
18°
15
38°
19°
16
36°
18°
17
37°
18°
18
37°
20°
19
40°
18°
20
40°
20°
21
39°
27°
22
35°
25°
23
39°
21°
24
36°
17°
25
34°
24°
26
35°
20°
27
39°
22°
28
34°
19°
29
36°
17°
30
34°
23°
31
36°
15°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Lake Louise
Lake Louise's October 2026 forecast shows daily high temperatures ranging from 34° to 47°, with overnight lows between 15° and 30°. The average high for October is 39° with an average low of 21°. 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 Lake Louise. See also: November | December | January.