S
M
T
W
T
F
S
30
83°
65°
31
84°
57°
1
80°
63°
2
84°
62°
3
84°
60°
4
87°
61°
5
85°
61°
6
81°
57°
7
79°
56°
8
77°
55°
9
75°
54°
10
74°
50°
11
73°
50°
12
78°
55°
13
71°
56°
14
77°
56°
15
77°
54°
16
74°
54°
17
75°
55°
18
73°
53°
19
71°
53°
20
75°
54°
21
76°
53°
22
75°
53°
23
75°
54°
24
76°
55°
25
75°
54°
26
74°
53°
27
75°
52°
28
75°
52°
29
74°
51°
30
74°
52°
1
73°
52°
2
73°
50°
3
71°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Chokio
Chokio's September 2026 forecast shows daily high temperatures ranging from 71° to 87°, with overnight lows between 49° and 65°. The average high for September is 77° 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 Chokio. See also: October | November | December.