S
M
T
W
T
F
S
30
110°
76°
31
108°
76°
1
109°
78°
2
110°
82°
3
111°
76°
4
111°
75°
5
108°
76°
6
106°
75°
7
104°
74°
8
103°
72°
9
103°
73°
10
104°
74°
11
103°
73°
12
104°
73°
13
106°
74°
14
107°
74°
15
105°
72°
16
103°
71°
17
102°
72°
18
101°
71°
19
102°
70°
20
102°
69°
21
101°
73°
22
102°
72°
23
99°
72°
24
97°
73°
25
96°
69°
26
97°
66°
27
96°
68°
28
97°
69°
29
97°
71°
30
101°
71°
1
95°
68°
2
97°
71°
3
Hist. Avg.
96°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Estrella
Estrella's September 2026 forecast shows daily high temperatures ranging from 95° to 111°, with overnight lows between 66° and 82°. The average high for September is 103° with an average low of 73°. 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 Estrella. See also: October | November | December.