S
M
T
W
T
F
S
30
79°
53°
31
81°
54°
1
78°
53°
2
81°
46°
3
79°
57°
4
82°
55°
5
88°
55°
6
84°
55°
7
91°
55°
8
95°
59°
9
106°
63°
10
100°
64°
11
88°
55°
12
88°
57°
13
82°
54°
14
86°
52°
15
81°
54°
16
79°
54°
17
77°
52°
18
81°
50°
19
81°
55°
20
77°
57°
21
77°
57°
22
81°
55°
23
95°
52°
24
91°
54°
25
91°
57°
26
N/A
27
81°
52°
28
79°
54°
29
88°
52°
30
90°
48°
1
93°
50°
2
99°
52°
3
102°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Gaviota
Gaviota's September 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Gaviota. See also: October | November | December.