S
M
T
W
T
F
S
31
75°
55°
1
75°
58°
2
66°
56°
3
67°
55°
4
72°
57°
5
81°
56°
6
70°
57°
7
70°
54°
8
71°
59°
9
70°
62°
10
71°
59°
11
71°
60°
12
70°
56°
13
76°
57°
14
76°
53°
15
68°
56°
16
69°
54°
17
68°
57°
18
66°
60°
19
69°
60°
20
79°
58°
21
71°
57°
22
71°
57°
23
75°
56°
24
82°
62°
25
73°
62°
26
66°
60°
27
68°
55°
28
68°
62°
29
71°
62°
30
70°
61°
1
74°
61°
2
72°
62°
3
72°
53°
4
71°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Capitola
Capitola's September 2025 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 Capitola. See also: October | November | December.