S
M
T
W
T
F
S
27
65°
37°
28
67°
38°
29
59°
46°
30
64°
42°
1
69°
47°
2
72°
51°
3
70°
46°
4
73°
46°
5
68°
47°
6
66°
45°
7
64°
40°
8
65°
43°
9
63°
41°
10
62°
40°
11
62°
40°
12
61°
39°
13
62°
40°
14
60°
39°
15
62°
40°
16
61°
37°
17
58°
33°
18
62°
36°
19
64°
39°
20
63°
38°
21
61°
36°
22
60°
37°
23
62°
40°
24
58°
39°
25
58°
37°
26
60°
34°
27
52°
31°
28
52°
30°
29
51°
33°
30
52°
31°
31
51°
30°
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 51° to 73°, with overnight lows between 30° and 47°. The average high for October is 61° with an average low of 38°. 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.
