09.15
tue
tue
DAY
68°F
N 6 mph
precip
18%
18%
NIGHT
66°F
N 6 mph
precip
12%
12%
09.16
wed
wed
DAY
66°F
NE 6 mph
precip
20%
20%
NIGHT
66°F
E 5 mph
precip
20%
20%
09.17
thu
thu
DAY
66°F
E 7 mph
precip
7%
7%
NIGHT
68°F
E 9 mph
precip
7%
7%
09.18
fri
fri
DAY
68°F
E 5 mph
precip
6%
6%
NIGHT
68°F
E 9 mph
precip
9%
9%
09.19
sat
sat
DAY
68°F
E 2 mph
precip
7%
7%
NIGHT
68°F
NE 7 mph
precip
18%
18%
09.20
sun
sun
DAY
68°F
N 4 mph
precip
8%
8%
NIGHT
66°F
E 6 mph
precip
9%
9%
09.21
mon
mon
DAY
66°F
N 4 mph
precip
9%
9%
NIGHT
68°F
E 6 mph
precip
10%
10%
09.22
tue
tue
DAY
66°F
NE 7 mph
precip
10%
10%
NIGHT
68°F
NE 3 mph
precip
10%
10%
09.23
wed
wed
DAY
68°F
NE 7 mph
precip
10%
10%
NIGHT
70°F
E 5 mph
precip
16%
16%
09.24
thu
thu
DAY
70°F
E 12 mph
precip
14%
14%
NIGHT
68°F
E 9 mph
precip
11%
11%
09.25
fri
fri
DAY
68°F
E 13 mph
precip
16%
16%
NIGHT
66°F
E 12 mph
precip
15%
15%
09.26
sat
sat
DAY
68°F
SE 14 mph
precip
6%
6%
NIGHT
66°F
E 14 mph
precip
5%
5%
09.27
sun
sun
DAY
66°F
NW 4 mph
precip
7%
7%
NIGHT
68°F
E 7 mph
precip
7%
7%
09.28
mon
mon
DAY
68°F
E 8 mph
precip
7%
7%
NIGHT
68°F
E 7 mph
precip
6%
6%
Sea water
temperature
temperature
| Santa Catalina Island |
Weather in
September
September
| Santa Catalina Island |
7 day weather
forecast
forecast
| Santa Catalina Island |
10 day weather
forecast
forecast
| Santa Catalina Island |
14 day weather
forecast
forecast
| Santa Catalina Island |
Monthly weather
averages
averages
| Santa Catalina Island |
Current Weather
Conditions
Conditions
| Santa Catalina Island |
When is the Best
Time to Visit?
Time to Visit?
| Santa Catalina Island |
Santa Catalina Island Sea Water Temperature in September, °F
The average sea surface temperature in September 2026 for Santa Catalina Island was 76.3°F. The maximum and minimum values were 74.6°F and 78.0°F respectively.
Santa Catalina Island on the Weather Map
USA Resorts:
NAME
F°
| Boston |  |
+64 |
| Chicago |  |
+66 |
| Hawaii |  |
+80 |
| Las Vegas | |
+80 |
| Los Angeles | |
+74 |
| Maui |  |
+66 |
| Miami |  |
+92 |
| Myrtle Beach |  |
+86 |
| New York | |
+72 |
| Panama City Beach | |
+90 |
| San Diego | |
+72 |
| San Francisco | |
+60 |
| Santa Monica | |
+72 |
| Sarasota | |
+94 |
| Washington | |
+76 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Santa Catalina Island
Local time: 07:35
15 sep, tuesday
| 0900 | |
68°F | NW 6 mph |
| 1200 | |
68°F | N 6 mph |
| 1500 | |
68°F | NE 9 mph |
| 1800 | |
66°F | NE 9 mph |
| 2100 | |
66°F | NE 6 mph |
16 sep, wednesday
| 0000 | |
66°F | N 6 mph |
| 0300 | |
64°F | N 6 mph |
| 0600 | |
66°F | NW 7 mph |