S
M
T
W
T
F
S
30
85°
64°
31
87°
67°
1
89°
69°
2
91°
70°
3
91°
70°
4
90°
69°
5
91°
69°
6
89°
68°
7
84°
66°
8
83°
64°
9
82°
63°
10
81°
64°
11
80°
63°
12
81°
68°
13
80°
68°
14
81°
64°
15
81°
61°
16
86°
60°
17
Hist. Avg.
94°
67°
18
Hist. Avg.
93°
66°
19
Hist. Avg.
93°
66°
20
Hist. Avg.
92°
66°
21
Hist. Avg.
92°
65°
22
Hist. Avg.
91°
65°
23
Hist. Avg.
91°
64°
24
Hist. Avg.
90°
64°
25
Hist. Avg.
90°
64°
26
Hist. Avg.
90°
63°
27
Hist. Avg.
89°
63°
28
Hist. Avg.
89°
62°
29
Hist. Avg.
88°
62°
30
Hist. Avg.
88°
62°
1
Hist. Avg.
87°
61°
2
Hist. Avg.
87°
61°
3
Hist. Avg.
86°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Chase
Chase's September 2026 forecast shows daily high temperatures ranging from 80° to 91°, with overnight lows between 60° and 70°. The average high for September is 85° 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 Chase. See also: October | November | December.