S
M
T
W
T
F
S
27
64°
57°
28
73°
55°
29
70°
61°
30
73°
61°
1
64°
45°
2
64°
36°
3
72°
52°
4
70°
39°
5
61°
37°
6
81°
48°
7
75°
45°
8
66°
39°
9
72°
45°
10
90°
63°
11
90°
63°
12
88°
57°
13
61°
48°
14
55°
46°
15
52°
44°
16
53°
30°
17
59°
28°
18
69°
45°
19
67°
33°
20
69°
33°
21
74°
40°
22
77°
40°
23
74°
58°
24
76°
52°
25
54°
46°
26
49°
42°
27
58°
45°
28
72°
53°
29
58°
34°
30
56°
48°
31
60°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Dundas
Dundas's October 2026 forecast shows daily high temperatures ranging from 56° to 60°, with overnight lows between 48° and 51°. The average high for October is 58° with an average low of 50°. 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 Dundas. See also: November | December | January.