S
M
T
W
T
F
S
30
71°
54°
31
77°
53°
1
78°
49°
2
71°
48°
3
70°
50°
4
74°
57°
5
75°
57°
6
78°
51°
7
72°
52°
8
71°
55°
9
69°
57°
10
70°
56°
11
71°
54°
12
72°
55°
13
72°
54°
14
67°
48°
15
66°
47°
16
66°
45°
17
67°
52°
18
66°
52°
19
70°
54°
20
72°
53°
21
71°
49°
22
66°
44°
23
64°
50°
24
63°
48°
25
68°
44°
26
62°
49°
27
65°
48°
28
Hist. Avg.
66°
42°
29
Hist. Avg.
66°
42°
30
Hist. Avg.
65°
42°
1
Hist. Avg.
65°
41°
2
Hist. Avg.
64°
41°
3
Hist. Avg.
64°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Cherry Valley
Cherry Valley's September 2026 forecast shows daily high temperatures ranging from 62° to 78°, with overnight lows between 44° and 57°. The average high for September is 70° with an average low of 51°. 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 Cherry Valley. See also: October | November | December.