S
M
T
W
T
F
S
30
98°
66°
31
87°
61°
1
87°
61°
2
95°
61°
3
98°
69°
4
101°
61°
5
92°
67°
6
81°
68°
7
83°
67°
8
86°
59°
9
80°
55°
10
86°
52°
11
94°
61°
12
72°
49°
13
70°
47°
14
74°
56°
15
72°
52°
16
71°
49°
17
80°
61°
18
71°
61°
19
66°
60°
20
66°
56°
21
59°
53°
22
63°
53°
23
70°
56°
24
68°
61°
25
65°
60°
26
73°
60°
27
76°
58°
28
73°
63°
29
78°
60°
30
77°
52°
1
69°
50°
2
68°
43°
3
75°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Mitchell
Mitchell's September 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Mitchell. See also: October | November | December.