S
M
T
W
T
F
S
30
79°
53°
31
76°
51°
1
74°
53°
2
74°
51°
3
75°
52°
4
75°
52°
5
73°
53°
6
74°
55°
7
74°
57°
8
76°
54°
9
74°
51°
10
74°
51°
11
73°
52°
12
73°
54°
13
72°
53°
14
73°
51°
15
72°
56°
16
76°
50°
17
75°
49°
18
75°
48°
19
71°
55°
20
78°
54°
21
75°
51°
22
Hist. Avg.
71°
55°
23
Hist. Avg.
71°
54°
24
Hist. Avg.
70°
54°
25
Hist. Avg.
70°
54°
26
Hist. Avg.
69°
53°
27
Hist. Avg.
69°
53°
28
Hist. Avg.
68°
52°
29
Hist. Avg.
68°
52°
30
Hist. Avg.
68°
52°
1
Hist. Avg.
67°
51°
2
Hist. Avg.
67°
51°
3
Hist. Avg.
66°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Wallaceburg
Wallaceburg's September 2026 forecast shows daily high temperatures ranging from 71° to 79°, with overnight lows between 48° and 57°. The average high for September is 74° with an average low of 52°. 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 Wallaceburg. See also: October | November | December.
