S
M
T
W
T
F
S
30
73°
54°
31
76°
58°
1
73°
51°
2
74°
50°
3
68°
50°
4
67°
49°
5
67°
48°
6
69°
55°
7
75°
59°
8
77°
57°
9
73°
49°
10
68°
49°
11
69°
56°
12
69°
48°
13
71°
48°
14
66°
46°
15
65°
48°
16
67°
54°
17
70°
46°
18
69°
47°
19
65°
48°
20
68°
45°
21
64°
52°
22
63°
54°
23
73°
54°
24
73°
53°
25
72°
54°
26
71°
53°
27
73°
52°
28
71°
51°
29
69°
52°
30
69°
52°
1
71°
43°
2
71°
40°
3
65°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Altura
Altura's September 2026 forecast shows daily high temperatures ranging from 63° to 77°, with overnight lows between 40° and 59°. The average high for September is 70° with an average low of 50°. 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 Altura. See also: October | November | December.