S
M
T
W
T
F
S
30
75°
63°
31
83°
63°
1
85°
62°
2
84°
60°
3
83°
62°
4
85°
62°
5
85°
61°
6
84°
61°
7
84°
60°
8
85°
62°
9
85°
61°
10
83°
61°
11
79°
58°
12
86°
47°
13
80°
53°
14
82°
56°
15
83°
47°
16
75°
43°
17
69°
47°
18
71°
47°
19
78°
51°
20
70°
55°
21
72°
54°
22
77°
46°
23
75°
46°
24
77°
43°
25
77°
41°
26
76°
51°
27
79°
40°
28
66°
51°
29
74°
50°
30
76°
52°
1
78°
37°
2
78°
34°
3
61°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in North Bend
North Bend's September 2026 forecast shows daily high temperatures ranging from 61° to 86°, with overnight lows between 34° and 63°. The average high for September is 78° with an average low of 52°. 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 North Bend. See also: October | November | December.