S
M
T
W
T
F
S
27
86°
60°
28
86°
57°
29
76°
63°
30
79°
58°
1
71°
54°
2
64°
54°
3
73°
57°
4
74°
54°
5
75°
54°
6
82°
55°
7
83°
54°
8
82°
56°
9
83°
54°
10
83°
59°
11
86°
61°
12
89°
58°
13
81°
58°
14
85°
51°
15
79°
46°
16
64°
41°
17
63°
44°
18
68°
44°
19
70°
45°
20
73°
47°
21
75°
50°
22
74°
42°
23
67°
38°
24
66°
42°
25
68°
44°
26
70°
46°
27
69°
46°
28
68°
45°
29
68°
46°
30
66°
46°
31
64°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Portales
Portales's October 2026 forecast shows daily high temperatures ranging from 63° to 89°, with overnight lows between 38° and 61°. The average high for October is 73° with an average low of 48°. 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 Portales. See also: November | December | January.