S
M
T
W
T
F
S
30
64°
48°
31
64°
50°
1
63°
55°
2
61°
55°
3
61°
54°
4
64°
54°
5
63°
50°
6
63°
50°
7
64°
50°
8
68°
50°
9
70°
50°
10
63°
46°
11
65°
54°
12
59°
54°
13
64°
52°
14
66°
48°
15
71°
48°
16
75°
52°
17
74°
52°
18
70°
54°
19
63°
52°
20
64°
51°
21
65°
52°
22
69°
53°
23
71°
52°
24
65°
47°
25
60°
52°
26
61°
49°
27
59°
46°
28
59°
45°
29
58°
44°
30
59°
44°
1
61°
49°
2
62°
51°
3
60°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Lincoln Beach
Lincoln Beach's September 2026 forecast shows daily high temperatures ranging from 58° to 75°, with overnight lows between 44° and 54°. The average high for September is 64° with an average low of 50°. 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 Lincoln Beach. See also: October | November | December.