S
M
T
W
T
F
S
30
77°
62°
31
79°
66°
1
82°
65°
2
82°
65°
3
83°
59°
4
82°
57°
5
75°
58°
6
75°
63°
7
77°
63°
8
79°
62°
9
80°
63°
10
77°
62°
11
80°
61°
12
80°
62°
13
79°
62°
14
79°
61°
15
80°
62°
16
81°
60°
17
79°
61°
18
78°
57°
19
78°
54°
20
73°
52°
21
71°
51°
22
70°
58°
23
71°
56°
24
76°
51°
25
69°
50°
26
69°
51°
27
71°
52°
28
74°
56°
29
74°
55°
30
75°
54°
1
69°
55°
2
69°
48°
3
67°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Spring Lake Heights
Spring Lake Heights's September 2026 forecast shows daily high temperatures ranging from 67° to 83°, with overnight lows between 48° and 66°. The average high for September is 76° with an average low of 58°. 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 Spring Lake Heights. See also: October | November | December.