S
M
T
W
T
F
S
30
73°
53°
31
72°
52°
1
72°
53°
2
71°
53°
3
72°
51°
4
71°
48°
5
66°
49°
6
70°
52°
7
69°
50°
8
71°
52°
9
69°
51°
10
70°
48°
11
69°
48°
12
68°
49°
13
69°
48°
14
67°
50°
15
67°
46°
16
68°
44°
17
64°
43°
18
64°
48°
19
65°
48°
20
64°
47°
21
63°
44°
22
64°
45°
23
64°
48°
24
63°
47°
25
62°
47°
26
65°
48°
27
63°
48°
28
Hist. Avg.
61°
48°
29
Hist. Avg.
61°
48°
30
Hist. Avg.
61°
48°
1
Hist. Avg.
60°
48°
2
Hist. Avg.
60°
48°
3
Hist. Avg.
60°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Mitcham
Mitcham's September 2026 forecast shows daily high temperatures ranging from 62° to 73°, with overnight lows between 43° and 53°. The average high for September is 67° with an average low of 49°. 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 Mitcham. See also: October | November | December.