S
M
T
W
T
F
S
27
68°
52°
28
69°
51°
29
70°
52°
30
70°
52°
1
69°
51°
2
69°
52°
3
67°
52°
4
68°
51°
5
68°
51°
6
67°
50°
7
68°
51°
8
68°
50°
9
65°
46°
10
63°
49°
11
64°
48°
12
65°
46°
13
64°
46°
14
59°
45°
15
61°
45°
16
58°
43°
17
57°
43°
18
61°
45°
19
63°
47°
20
64°
44°
21
63°
44°
22
61°
43°
23
61°
35°
24
60°
40°
25
48°
44°
26
61°
42°
27
59°
36°
28
56°
35°
29
46°
33°
30
45°
30°
31
44°
30°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Waterdown
Waterdown's October 2026 forecast shows daily high temperatures ranging from 44° to 70°, with overnight lows between 30° and 52°. The average high for October is 62° with an average low of 45°. 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 Waterdown. See also: November | December | January.