S
M
T
W
T
F
S
27
64°
55°
28
72°
54°
29
72°
59°
30
73°
61°
1
63°
43°
2
64°
37°
3
72°
48°
4
70°
43°
5
68°
37°
6
81°
52°
7
75°
45°
8
69°
43°
9
73°
58°
10
87°
63°
11
83°
56°
12
61°
43°
13
57°
41°
14
58°
50°
15
59°
45°
16
57°
40°
17
57°
39°
18
59°
42°
19
60°
43°
20
61°
43°
21
56°
36°
22
61°
42°
23
49°
33°
24
59°
42°
25
61°
39°
26
54°
38°
27
55°
30°
28
46°
30°
29
52°
38°
30
54°
34°
31
56°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Bay City
Bay City's October 2026 forecast shows daily high temperatures ranging from 46° to 87°, with overnight lows between 30° and 63°. The average high for October is 60° 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 Bay City. See also: November | December | January.