S
M
T
W
T
F
S
27
77°
43°
28
78°
46°
29
80°
45°
30
84°
54°
1
88°
65°
2
74°
51°
3
72°
47°
4
77°
44°
5
71°
44°
6
73°
39°
7
82°
43°
8
78°
44°
9
83°
44°
10
71°
50°
11
69°
50°
12
86°
48°
13
89°
63°
14
81°
66°
15
73°
62°
16
72°
46°
17
55°
33°
18
64°
36°
19
67°
39°
20
71°
41°
21
70°
44°
22
68°
45°
23
71°
46°
24
72°
45°
25
73°
47°
26
65°
45°
27
65°
44°
28
63°
42°
29
63°
45°
30
64°
39°
31
54°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Arlington
Arlington's October 2026 forecast shows daily high temperatures ranging from 54° to 73°, with overnight lows between 33° and 47°. The average high for October is 66° 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 Arlington. See also: November | December | January.
