S
M
T
W
T
F
S
27
N/A
28
72°
52°
29
66°
59°
30
70°
57°
1
64°
48°
2
61°
36°
3
70°
50°
4
66°
43°
5
64°
37°
6
82°
47°
7
74°
44°
8
66°
45°
9
72°
54°
10
84°
62°
11
84°
53°
12
62°
48°
13
63°
51°
14
64°
50°
15
63°
49°
16
59°
44°
17
59°
46°
18
63°
44°
19
60°
40°
20
62°
43°
21
64°
45°
22
64°
46°
23
63°
43°
24
52°
41°
25
50°
39°
26
53°
39°
27
60°
44°
28
60°
46°
29
59°
46°
30
60°
43°
31
59°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Stillwater
Stillwater's October 2026 forecast shows daily high temperatures ranging from 50° to 84°, with overnight lows between 36° and 62°. The average high for October is 64° with an average low of 46°. 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 Stillwater. See also: November | December | January.