S
M
T
W
T
F
S
27
N/A
28
55°
51°
29
64°
53°
30
70°
50°
1
77°
59°
2
75°
49°
3
66°
43°
4
62°
46°
5
64°
47°
6
62°
45°
7
63°
44°
8
64°
44°
9
62°
45°
10
63°
40°
11
62°
45°
12
66°
46°
13
63°
40°
14
54°
36°
15
54°
38°
16
57°
43°
17
62°
43°
18
63°
42°
19
63°
43°
20
59°
43°
21
61°
37°
22
52°
34°
23
51°
32°
24
51°
40°
25
60°
42°
26
61°
34°
27
50°
30°
28
49°
32°
29
53°
40°
30
59°
41°
31
59°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Barrington
Barrington's October 2026 forecast shows daily high temperatures ranging from 49° to 77°, with overnight lows between 30° and 59°. The average high for October is 60° 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 Barrington. See also: November | December | January.
