S
M
T
W
T
F
S
30
85°
61°
31
89°
59°
1
81°
63°
2
81°
57°
3
81°
53°
4
82°
59°
5
87°
57°
6
73°
54°
7
77°
47°
8
80°
52°
9
87°
56°
10
84°
57°
11
89°
61°
12
70°
55°
13
67°
54°
14
70°
55°
15
74°
55°
16
76°
54°
17
75°
54°
18
72°
51°
19
71°
50°
20
70°
51°
21
70°
50°
22
69°
49°
23
64°
43°
24
65°
42°
25
69°
47°
26
73°
50°
27
72°
46°
28
63°
46°
29
71°
49°
30
72°
48°
1
68°
45°
2
60°
46°
3
62°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Orosia
Orosia's September 2026 forecast shows daily high temperatures ranging from 60° to 89°, with overnight lows between 42° and 61°. The average high for September is 71° 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 Orosia. See also: October | November | December.