S
M
T
W
T
F
S
30
93°
69°
31
90°
68°
1
91°
69°
2
92°
70°
3
93°
71°
4
93°
70°
5
92°
67°
6
90°
60°
7
82°
59°
8
83°
63°
9
84°
66°
10
87°
65°
11
82°
59°
12
79°
63°
13
80°
65°
14
79°
64°
15
87°
55°
16
86°
55°
17
75°
54°
18
75°
54°
19
76°
53°
20
74°
52°
21
74°
53°
22
75°
52°
23
75°
52°
24
76°
55°
25
76°
60°
26
79°
59°
27
80°
60°
28
79°
58°
29
81°
50°
30
77°
50°
1
73°
52°
2
72°
49°
3
71°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Webb City
Webb City's September 2026 forecast shows daily high temperatures ranging from 71° to 93°, with overnight lows between 49° and 71°. The average high for September is 81° with an average low of 59°. 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 Webb City. See also: October | November | December.