S
M
T
W
T
F
S
27
77°
49°
28
77°
46°
29
82°
48°
30
73°
59°
1
88°
62°
2
71°
47°
3
72°
46°
4
78°
45°
5
72°
45°
6
75°
46°
7
85°
52°
8
80°
49°
9
84°
51°
10
79°
51°
11
81°
54°
12
89°
54°
13
90°
66°
14
76°
62°
15
72°
57°
16
58°
43°
17
56°
37°
18
64°
33°
19
69°
37°
20
72°
42°
21
73°
41°
22
74°
45°
23
73°
46°
24
73°
44°
25
75°
45°
26
77°
46°
27
73°
47°
28
77°
49°
29
78°
51°
30
64°
42°
31
67°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Dewey
Dewey's October 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for October is ° with an average low of °. 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 Dewey. See also: November | December | January.