S
M
T
W
T
F
S
30
102°
77°
31
99°
74°
1
100°
74°
2
99°
78°
3
93°
76°
4
99°
75°
5
98°
76°
6
100°
75°
7
100°
75°
8
102°
78°
9
100°
80°
10
86°
71°
11
94°
73°
12
99°
75°
13
100°
76°
14
96°
75°
15
98°
75°
16
96°
73°
17
91°
67°
18
93°
69°
19
88°
68°
20
74°
53°
21
83°
62°
22
87°
62°
23
84°
60°
24
80°
53°
25
86°
66°
26
86°
65°
27
85°
66°
28
85°
66°
29
84°
65°
30
84°
64°
1
83°
63°
2
84°
64°
3
84°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Norman
Norman's September 2026 forecast shows daily high temperatures ranging from 74° to 100°, with overnight lows between 53° and 76°. The average high for September is 88° with an average low of 66°. 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 Norman. See also: October | November | December.
