S
M
T
W
T
F
S
27
84°
76°
28
84°
76°
29
82°
76°
30
85°
75°
1
85°
75°
2
84°
74°
3
84°
75°
4
85°
75°
5
84°
74°
6
85°
75°
7
86°
75°
8
86°
74°
9
83°
74°
10
84°
73°
11
83°
74°
12
83°
74°
13
84°
73°
14
83°
74°
15
83°
73°
16
84°
73°
17
83°
72°
18
83°
73°
19
84°
73°
20
86°
72°
21
85°
72°
22
83°
66°
23
79°
65°
24
79°
66°
25
80°
68°
26
84°
68°
27
82°
70°
28
82°
70°
29
81°
69°
30
83°
70°
31
82°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Captiva
Captiva's October 2026 forecast shows daily high temperatures ranging from 79° to 86°, with overnight lows between 65° and 76°. The average high for October is 83° with an average low of 72°. 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 Captiva. See also: November | December | January.