S
M
T
W
T
F
S
30
77°
55°
31
73°
57°
1
75°
62°
2
78°
59°
3
80°
58°
4
75°
59°
5
79°
54°
6
79°
56°
7
88°
54°
8
92°
59°
9
97°
68°
10
96°
64°
11
81°
61°
12
84°
55°
13
78°
53°
14
84°
53°
15
82°
54°
16
79°
54°
17
80°
55°
18
78°
54°
19
79°
56°
20
80°
55°
21
80°
57°
22
81°
56°
23
80°
57°
24
82°
58°
25
81°
57°
26
83°
53°
27
77°
52°
28
76°
50°
29
77°
52°
30
77°
52°
1
81°
54°
2
77°
54°
3
77°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Los Gatos
Los Gatos's September 2026 forecast shows daily high temperatures ranging from 76° to 84°, with overnight lows between 50° and 58°. The average high for September is 80° 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 Los Gatos. See also: October | November | December.
