S
M
T
W
T
F
S
30
111°
86°
31
106°
83°
1
107°
85°
2
105°
83°
3
106°
84°
4
105°
84°
5
104°
84°
6
105°
83°
7
105°
84°
8
104°
84°
9
105°
83°
10
106°
84°
11
105°
84°
12
103°
81°
13
99°
80°
14
93°
79°
15
94°
78°
16
94°
78°
17
97°
78°
18
101°
79°
19
100°
80°
20
101°
80°
21
101°
79°
22
100°
78°
23
100°
78°
24
99°
77°
25
99°
78°
26
98°
77°
27
97°
76°
28
88°
74°
29
89°
73°
30
92°
75°
1
90°
74°
2
87°
69°
3
89°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in TPC Scottsdale
TPC Scottsdale's September 2026 forecast shows daily high temperatures ranging from 87° to 111°, with overnight lows between 69° and 86°. The average high for September is 100° with an average low of 80°. 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 TPC Scottsdale. See also: October | November | December.