S
M
T
W
T
F
S
30
69°
31°
31
N/A
1
84°
57°
2
78°
53°
3
68°
48°
4
70°
51°
5
76°
57°
6
80°
58°
7
77°
58°
8
81°
60°
9
85°
59°
10
84°
60°
11
85°
61°
12
85°
60°
13
84°
58°
14
83°
54°
15
89°
61°
16
88°
58°
17
75°
52°
18
75°
51°
19
81°
56°
20
81°
58°
21
74°
51°
22
77°
56°
23
84°
57°
24
73°
51°
25
70°
49°
26
72°
54°
27
74°
55°
28
70°
51°
29
70°
49°
30
75°
53°
1
79°
55°
2
68°
54°
3
66°
52°
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 66° to 89°, with overnight lows between 48° and 61°. The average high for September is 78° with an average low of 55°. 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.