S
M
T
W
T
F
S
27
60°
42°
28
60°
41°
29
61°
42°
30
66°
42°
1
67°
44°
2
67°
45°
3
66°
46°
4
65°
45°
5
64°
45°
6
60°
41°
7
58°
40°
8
57°
39°
9
57°
39°
10
58°
40°
11
56°
40°
12
59°
45°
13
57°
45°
14
62°
40°
15
63°
45°
16
61°
43°
17
60°
43°
18
61°
45°
19
60°
46°
20
61°
45°
21
62°
47°
22
61°
47°
23
60°
44°
24
60°
46°
25
59°
46°
26
58°
41°
27
56°
36°
28
50°
36°
29
50°
37°
30
49°
35°
31
49°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Plan-les-Ouates
Plan-les-Ouates's October 2026 forecast shows daily high temperatures ranging from 49° to 67°, with overnight lows between 35° and 47°. The average high for October is 59° with an average low of 42°. 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 Plan-les-Ouates. See also: November | December | January.