S
M
T
W
T
F
S
30
82°
61°
31
83°
60°
1
81°
59°
2
82°
61°
3
83°
62°
4
83°
61°
5
82°
60°
6
82°
60°
7
83°
58°
8
78°
56°
9
78°
56°
10
79°
57°
11
80°
57°
12
75°
53°
13
67°
48°
14
66°
48°
15
66°
53°
16
65°
53°
17
66°
47°
18
73°
49°
19
75°
53°
20
75°
54°
21
74°
54°
22
74°
43°
23
73°
43°
24
72°
52°
25
70°
52°
26
71°
43°
27
72°
38°
28
63°
39°
29
67°
48°
30
66°
44°
1
60°
45°
2
58°
50°
3
66°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in St. Cloud
St. Cloud's September 2026 forecast shows daily high temperatures ranging from 58° to 83°, with overnight lows between 38° and 62°. The average high for September is 73° with an average low of 52°. 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 St. Cloud. See also: October | November | December.