S
M
T
W
T
F
S
27
86°
70°
28
87°
70°
29
82°
73°
30
86°
73°
1
84°
74°
2
90°
79°
3
87°
77°
4
89°
78°
5
89°
79°
6
89°
78°
7
90°
76°
8
88°
76°
9
90°
76°
10
91°
79°
11
91°
79°
12
88°
75°
13
88°
71°
14
88°
72°
15
89°
81°
16
89°
75°
17
87°
74°
18
84°
75°
19
87°
74°
20
86°
68°
21
84°
70°
22
85°
70°
23
83°
71°
24
82°
73°
25
81°
72°
26
83°
72°
27
83°
69°
28
81°
70°
29
83°
69°
30
84°
70°
31
83°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Atlantis
Atlantis's October 2026 forecast shows daily high temperatures ranging from 81° to 87°, with overnight lows between 68° and 74°. The average high for October is 83° with an average low of 71°. 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 Atlantis. See also: November | December | January.