S
M
T
W
T
F
S
30
75°
52°
31
78°
53°
1
78°
53°
2
79°
54°
3
78°
53°
4
78°
56°
5
77°
55°
6
78°
55°
7
78°
56°
8
79°
53°
9
77°
53°
10
73°
55°
11
78°
56°
12
73°
54°
13
73°
54°
14
71°
50°
15
72°
49°
16
78°
51°
17
78°
55°
18
78°
54°
19
Hist. Avg.
74°
53°
20
Hist. Avg.
74°
52°
21
Hist. Avg.
74°
52°
22
Hist. Avg.
74°
52°
23
Hist. Avg.
74°
52°
24
Hist. Avg.
74°
52°
25
Hist. Avg.
74°
52°
26
Hist. Avg.
74°
52°
27
Hist. Avg.
74°
52°
28
Hist. Avg.
74°
52°
29
Hist. Avg.
74°
51°
30
Hist. Avg.
74°
51°
1
Hist. Avg.
74°
51°
2
Hist. Avg.
74°
51°
3
Hist. Avg.
74°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in La Selva Beach
La Selva Beach's September 2026 forecast shows daily high temperatures ranging from 71° to 79°, with overnight lows between 49° and 56°. The average high for September is 76° 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 La Selva Beach. See also: October | November | December.