S
M
T
W
T
F
S
30
78°
67°
31
82°
64°
1
80°
57°
2
83°
61°
3
85°
63°
4
88°
68°
5
91°
65°
6
83°
61°
7
76°
63°
8
75°
58°
9
74°
54°
10
76°
57°
11
72°
52°
12
74°
51°
13
72°
53°
14
71°
48°
15
76°
54°
16
74°
54°
17
74°
55°
18
75°
53°
19
70°
53°
20
74°
54°
21
75°
52°
22
74°
52°
23
73°
53°
24
75°
54°
25
74°
53°
26
73°
53°
27
74°
52°
28
73°
52°
29
72°
51°
30
72°
52°
1
71°
51°
2
71°
50°
3
70°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Lake Park
Lake Park's September 2026 forecast shows daily high temperatures ranging from 70° to 91°, with overnight lows between 48° and 68°. The average high for September is 75° with an average low of 55°. 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 Lake Park. See also: October | November | December.