S
M
T
W
T
F
S
30
77°
55°
31
71°
49°
1
75°
47°
2
83°
52°
3
76°
58°
4
80°
56°
5
79°
60°
6
85°
64°
7
75°
55°
8
67°
54°
9
75°
51°
10
83°
52°
11
61°
47°
12
59°
42°
13
66°
34°
14
56°
48°
15
60°
44°
16
57°
37°
17
68°
33°
18
70°
56°
19
68°
47°
20
58°
48°
21
71°
41°
22
70°
42°
23
62°
50°
24
73°
48°
25
72°
57°
26
73°
41°
27
64°
48°
28
61°
41°
29
67°
40°
30
65°
36°
1
62°
37°
2
61°
38°
3
51°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Oxbow
Oxbow's September 2026 forecast shows daily high temperatures ranging from 51° to 73°, with overnight lows between 33° and 57°. The average high for September is 65° with an average low of 42°. 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 Oxbow. See also: October | November | December.