S
M
T
W
T
F
S
30
73°
52°
31
70°
48°
1
70°
51°
2
73°
55°
3
70°
55°
4
70°
54°
5
71°
54°
6
70°
52°
7
74°
54°
8
77°
54°
9
77°
53°
10
76°
55°
11
75°
54°
12
76°
54°
13
77°
55°
14
76°
53°
15
67°
52°
16
67°
49°
17
68°
48°
18
71°
48°
19
74°
51°
20
69°
47°
21
65°
43°
22
69°
48°
23
73°
49°
24
74°
50°
25
74°
51°
26
74°
50°
27
72°
50°
28
69°
50°
29
71°
48°
30
68°
44°
1
63°
45°
2
60°
40°
3
62°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Turtlepoint
Turtlepoint's September 2026 forecast shows daily high temperatures ranging from 60° to 77°, with overnight lows between 33° and 55°. The average high for September is 71° 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 Turtlepoint. See also: October | November | December.