S
M
T
W
T
F
S
30
61°
45°
31
55°
38°
1
59°
39°
2
65°
31°
3
61°
49°
4
57°
52°
5
57°
52°
6
58°
53°
7
57°
50°
8
56°
49°
9
61°
48°
10
59°
49°
11
53°
46°
12
56°
44°
13
54°
45°
14
52°
43°
15
55°
45°
16
54°
44°
17
49°
42°
18
49°
42°
19
49°
41°
20
50°
40°
21
49°
39°
22
48°
38°
23
47°
38°
24
48°
40°
25
47°
40°
26
47°
43°
27
48°
41°
28
47°
38°
29
48°
39°
30
47°
42°
1
46°
43°
2
46°
37°
3
46°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Oceanic
Oceanic's September 2026 forecast shows daily high temperatures ranging from 46° to 61°, with overnight lows between 37° and 53°. The average high for September is 52° with an average low of 44°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Oceanic. See also: October | November | December.