S
M
T
W
T
F
S
30
79°
53°
31
78°
51°
1
70°
47°
2
68°
45°
3
77°
51°
4
80°
51°
5
81°
52°
6
81°
52°
7
77°
51°
8
75°
51°
9
77°
50°
10
77°
49°
11
74°
41°
12
71°
46°
13
75°
45°
14
76°
39°
15
73°
40°
16
66°
35°
17
63°
33°
18
67°
37°
19
67°
45°
20
73°
46°
21
76°
44°
22
76°
45°
23
72°
47°
24
76°
43°
25
73°
36°
26
67°
36°
27
61°
43°
28
68°
35°
29
69°
42°
30
69°
33°
1
68°
26°
2
55°
27°
3
55°
34°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Wawanesa
Wawanesa's September 2026 forecast shows daily high temperatures ranging from 55° to 81°, with overnight lows between 26° and 53°. The average high for September is 72° with an average low of 43°. 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 Wawanesa. See also: October | November | December.