S
M
T
W
T
F
S
30
91°
59°
31
89°
61°
1
89°
60°
2
90°
55°
3
88°
54°
4
92°
56°
5
93°
60°
6
88°
58°
7
85°
52°
8
84°
50°
9
85°
54°
10
88°
54°
11
92°
55°
12
91°
53°
13
91°
57°
14
92°
58°
15
92°
55°
16
90°
52°
17
89°
54°
18
90°
57°
19
90°
55°
20
88°
55°
21
88°
56°
22
86°
55°
23
82°
54°
24
77°
54°
25
79°
53°
26
83°
51°
27
82°
52°
28
83°
53°
29
82°
53°
30
80°
52°
1
76°
52°
2
77°
48°
3
74°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Chino Valley
Chino Valley's September 2026 forecast shows daily high temperatures ranging from 74° to 93°, with overnight lows between 47° and 61°. The average high for September is 86° with an average low of 54°. 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 Chino Valley. See also: October | November | December.