S
M
T
W
T
F
S
30
93°
61°
31
97°
64°
1
97°
68°
2
95°
70°
3
95°
70°
4
99°
72°
5
100°
72°
6
100°
72°
7
95°
70°
8
100°
64°
9
99°
70°
10
95°
70°
11
84°
70°
12
93°
68°
13
95°
70°
14
95°
70°
15
95°
72°
16
96°
70°
17
98°
69°
18
96°
65°
19
96°
66°
20
98°
69°
21
93°
68°
22
91°
65°
23
88°
62°
24
83°
61°
25
84°
60°
26
87°
61°
27
88°
62°
28
88°
62°
29
79°
53°
30
84°
60°
1
84°
61°
2
75°
59°
3
82°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in McClaren
McClaren's September 2026 forecast shows daily high temperatures ranging from 75° to 98°, with overnight lows between 53° and 70°. The average high for September is 88° with an average low of 63°. 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 McClaren. See also: October | November | December.