S
M
T
W
T
F
S
30
88°
72°
31
88°
72°
1
93°
70°
2
93°
68°
3
93°
73°
4
91°
72°
5
90°
68°
6
84°
68°
7
82°
68°
8
82°
66°
9
84°
61°
10
82°
54°
11
83°
64°
12
78°
54°
13
62°
56°
14
83°
62°
15
67°
56°
16
68°
57°
17
73°
55°
18
69°
53°
19
70°
50°
20
70°
50°
21
71°
53°
22
74°
55°
23
74°
51°
24
72°
47°
25
78°
56°
26
77°
55°
27
77°
55°
28
74°
54°
29
75°
53°
30
74°
50°
1
65°
50°
2
73°
51°
3
73°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Coon Rapids
Coon Rapids's September 2026 forecast shows daily high temperatures ranging from 62° to 83°, with overnight lows between 47° and 64°. The average high for September is 73° with an average low of 54°. 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 Coon Rapids. See also: October | November | December.
