S
M
T
W
T
F
S
27
87°
62°
28
92°
68°
29
87°
70°
30
88°
74°
1
89°
74°
2
88°
75°
3
91°
75°
4
89°
75°
5
85°
76°
6
76°
72°
7
83°
71°
8
82°
73°
9
79°
75°
10
88°
76°
11
84°
72°
12
88°
66°
13
86°
69°
14
87°
69°
15
86°
72°
16
86°
71°
17
79°
66°
18
67°
62°
19
73°
53°
20
76°
54°
21
80°
55°
22
78°
56°
23
80°
62°
24
75°
66°
25
73°
65°
26
76°
61°
27
78°
61°
28
79°
64°
29
78°
65°
30
79°
64°
31
75°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Fleming Island
Fleming Island's October 2026 forecast shows daily high temperatures ranging from 73° to 80°, with overnight lows between 53° and 66°. The average high for October is 77° with an average low of 61°. 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 Fleming Island. See also: November | December | January.