S
M
T
W
T
F
S
30
87°
70°
31
89°
69°
1
86°
68°
2
85°
68°
3
83°
61°
4
84°
61°
5
79°
60°
6
80°
65°
7
85°
63°
8
85°
62°
9
80°
65°
10
83°
66°
11
84°
65°
12
83°
64°
13
83°
63°
14
84°
64°
15
85°
66°
16
76°
60°
17
Hist. Avg.
80°
60°
18
Hist. Avg.
80°
60°
19
Hist. Avg.
79°
60°
20
Hist. Avg.
79°
59°
21
Hist. Avg.
79°
59°
22
Hist. Avg.
78°
59°
23
Hist. Avg.
78°
58°
24
Hist. Avg.
77°
58°
25
Hist. Avg.
77°
57°
26
Hist. Avg.
77°
57°
27
Hist. Avg.
76°
57°
28
Hist. Avg.
76°
56°
29
Hist. Avg.
76°
56°
30
Hist. Avg.
75°
55°
1
Hist. Avg.
75°
55°
2
Hist. Avg.
74°
55°
3
Hist. Avg.
74°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Claycomo
Claycomo's September 2026 forecast shows daily high temperatures ranging from 76° to 89°, with overnight lows between 60° and 70°. The average high for September is 83° with an average low of 64°. 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 Claycomo. See also: October | November | December.