S
M
T
W
T
F
S
30
68°
51°
31
76°
51°
1
87°
51°
2
84°
51°
3
79°
43°
4
75°
53°
5
73°
48°
6
66°
54°
7
58°
51°
8
63°
51°
9
76°
42°
10
77°
50°
11
61°
43°
12
60°
37°
13
68°
41°
14
55°
40°
15
59°
38°
16
64°
45°
17
74°
41°
18
76°
48°
19
68°
49°
20
74°
42°
21
73°
49°
22
77°
49°
23
78°
49°
24
77°
55°
25
79°
45°
26
62°
36°
27
62°
40°
28
66°
42°
29
66°
41°
30
65°
42°
1
62°
40°
2
63°
35°
3
69°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Orion
Orion's September 2026 forecast shows daily high temperatures ranging from 62° to 79°, with overnight lows between 35° and 55°. The average high for September is 69° with an average low of 43°. 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 Orion. See also: October | November | December.