S
M
T
W
T
F
S
27
62°
58°
28
62°
56°
29
68°
55°
30
73°
58°
1
77°
60°
2
84°
61°
3
71°
53°
4
60°
53°
5
68°
50°
6
61°
43°
7
64°
39°
8
73°
50°
9
69°
46°
10
67°
46°
11
61°
53°
12
73°
55°
13
71°
62°
14
77°
54°
15
64°
48°
16
63°
45°
17
55°
37°
18
54°
38°
19
60°
44°
20
63°
47°
21
65°
48°
22
61°
46°
23
62°
44°
24
63°
42°
25
56°
43°
26
63°
45°
27
64°
36°
28
54°
36°
29
53°
35°
30
54°
40°
31
60°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Darien
Darien's October 2026 forecast shows daily high temperatures ranging from 53° to 77°, with overnight lows between 35° and 62°. The average high for October is 62° with an average low of 45°. 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 Darien. See also: November | December | January.
