S
M
T
W
T
F
S
30
84°
70°
31
81°
66°
1
76°
65°
2
78°
65°
3
79°
68°
4
78°
68°
5
80°
70°
6
81°
69°
7
82°
68°
8
79°
65°
9
79°
66°
10
78°
67°
11
76°
67°
12
78°
65°
13
79°
66°
14
76°
62°
15
79°
66°
16
79°
66°
17
78°
65°
18
76°
62°
19
72°
61°
20
74°
62°
21
77°
63°
22
78°
63°
23
77°
62°
24
74°
60°
25
70°
57°
26
70°
58°
27
69°
56°
28
70°
57°
29
73°
58°
30
73°
60°
1
72°
58°
2
74°
60°
3
78°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Torrance
Torrance's September 2026 forecast shows daily high temperatures ranging from 69° to 82°, with overnight lows between 56° and 70°. The average high for September is 76° with an average low of 63°. 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 Torrance. See also: October | November | December.