S
M
T
W
T
F
S
30
84°
63°
31
88°
63°
1
86°
62°
2
88°
62°
3
88°
61°
4
87°
61°
5
84°
62°
6
87°
61°
7
85°
59°
8
79°
58°
9
80°
60°
10
79°
61°
11
85°
60°
12
85°
60°
13
86°
59°
14
85°
59°
15
84°
58°
16
78°
57°
17
81°
50°
18
76°
51°
19
78°
48°
20
75°
48°
21
74°
49°
22
74°
53°
23
76°
54°
24
81°
55°
25
81°
56°
26
80°
54°
27
81°
55°
28
80°
52°
29
79°
51°
30
79°
50°
1
76°
49°
2
78°
51°
3
72°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Wesco
Wesco's September 2026 forecast shows daily high temperatures ranging from 72° to 88°, with overnight lows between 44° and 63°. The average high for September is 81° with an average low of 56°. 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 Wesco. See also: October | November | December.
