S
M
T
W
T
F
S
30
85°
62°
31
84°
68°
1
92°
73°
2
93°
72°
3
90°
69°
4
83°
63°
5
81°
59°
6
80°
64°
7
78°
60°
8
74°
59°
9
75°
61°
10
81°
61°
11
76°
58°
12
74°
58°
13
73°
57°
14
75°
56°
15
76°
61°
16
74°
60°
17
76°
56°
18
70°
51°
19
74°
57°
20
78°
60°
21
79°
61°
22
79°
60°
23
78°
60°
24
78°
59°
25
77°
58°
26
76°
57°
27
77°
58°
28
77°
58°
29
76°
57°
30
74°
53°
1
71°
54°
2
74°
55°
3
75°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Economy
Economy's September 2026 forecast shows daily high temperatures ranging from 70° to 93°, with overnight lows between 51° and 73°. The average high for September is 78° with an average low of 59°. 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 Economy. See also: October | November | December.