S
M
T
W
T
F
S
30
90°
55°
31
80°
58°
1
79°
58°
2
79°
59°
3
73°
61°
4
77°
58°
5
82°
50°
6
85°
56°
7
90°
54°
8
96°
56°
9
102°
64°
10
104°
70°
11
92°
62°
12
92°
61°
13
82°
55°
14
89°
52°
15
90°
55°
16
80°
57°
17
76°
57°
18
88°
53°
19
90°
59°
20
89°
58°
21
88°
56°
22
86°
56°
23
94°
57°
24
98°
66°
25
98°
63°
26
93°
61°
27
90°
62°
28
87°
61°
29
90°
61°
30
88°
60°
1
88°
60°
2
86°
56°
3
89°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Sutter
Sutter's September 2026 forecast shows daily high temperatures ranging from 86° to 98°, with overnight lows between 56° and 66°. The average high for September is 90° with an average low of 60°. 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 Sutter. See also: October | November | December.