S
M
T
W
T
F
S
30
80°
45°
31
79°
45°
1
80°
44°
2
79°
45°
3
79°
44°
4
78°
43°
5
75°
39°
6
76°
37°
7
72°
37°
8
72°
41°
9
71°
39°
10
70°
37°
11
71°
42°
12
77°
42°
13
78°
34°
14
77°
32°
15
68°
33°
16
67°
33°
17
69°
37°
18
72°
35°
19
72°
38°
20
68°
38°
21
74°
39°
22
75°
39°
23
75°
38°
24
74°
40°
25
74°
39°
26
72°
39°
27
73°
37°
28
72°
37°
29
69°
36°
30
63°
34°
1
66°
35°
2
67°
36°
3
67°
25°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Silver Cliff
Silver Cliff's September 2026 forecast shows daily high temperatures ranging from 63° to 80°, with overnight lows between 25° and 45°. The average high for September is 73° with an average low of 38°. 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 Silver Cliff. See also: October | November | December.