S
M
T
W
T
F
S
27
89°
56°
28
87°
55°
29
78°
64°
30
78°
60°
1
71°
55°
2
62°
50°
3
75°
57°
4
76°
52°
5
78°
51°
6
83°
55°
7
85°
54°
8
83°
52°
9
84°
54°
10
82°
57°
11
87°
61°
12
88°
64°
13
87°
60°
14
65°
52°
15
62°
44°
16
55°
33°
17
65°
30°
18
72°
36°
19
73°
46°
20
79°
48°
21
82°
52°
22
82°
55°
23
80°
49°
24
69°
55°
25
62°
55°
26
68°
54°
27
72°
50°
28
76°
51°
29
73°
54°
30
69°
52°
31
66°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Dumas
Dumas's October 2026 forecast shows daily high temperatures ranging from 62° to 76°, with overnight lows between 44° and 55°. The average high for October is 69° with an average low of 52°. 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 Dumas. See also: November | December | January.