S
M
T
W
T
F
S
30
84°
54°
31
76°
55°
1
76°
61°
2
77°
57°
3
81°
62°
4
83°
61°
5
84°
52°
6
78°
52°
7
75°
51°
8
74°
52°
9
76°
59°
10
77°
56°
11
75°
50°
12
72°
49°
13
73°
50°
14
74°
57°
15
73°
48°
16
75°
48°
17
71°
47°
18
70°
47°
19
70°
48°
20
71°
47°
21
69°
47°
22
70°
48°
23
71°
49°
24
74°
52°
25
76°
54°
26
76°
50°
27
75°
45°
28
68°
52°
29
68°
52°
30
75°
45°
1
70°
49°
2
71°
50°
3
66°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Silver Lake
Silver Lake's September 2026 forecast shows daily high temperatures ranging from 66° to 84°, with overnight lows between 44° and 62°. The average high for September is 74° 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 Silver Lake. See also: October | November | December.