S
M
T
W
T
F
S
27
86°
66°
28
86°
67°
29
83°
64°
30
84°
62°
1
81°
66°
2
81°
67°
3
85°
67°
4
85°
66°
5
84°
66°
6
86°
64°
7
85°
58°
8
84°
58°
9
77°
58°
10
78°
61°
11
79°
56°
12
78°
57°
13
76°
57°
14
77°
58°
15
79°
61°
16
78°
62°
17
81°
61°
18
82°
61°
19
81°
60°
20
80°
61°
21
76°
56°
22
80°
57°
23
80°
54°
24
Hist. Avg.
74°
52°
25
Hist. Avg.
74°
52°
26
Hist. Avg.
74°
52°
27
Hist. Avg.
73°
51°
28
Hist. Avg.
73°
51°
29
Hist. Avg.
73°
51°
30
Hist. Avg.
72°
50°
31
Hist. Avg.
72°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
October Weather in Atlantic
Atlantic's October 2026 forecast shows daily high temperatures ranging from 76° to 86°, with overnight lows between 54° and 67°. The average high for October is 81° 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 Atlantic. See also: November | December | January.