No
you don't need a jacket based on the weather in Santa Catalina Island, California 90704, USA 1 second ago
65°F18°C & Partly Cloudy
Wind is 3 mph5 km/h from the Southwest, gusting to 5 mph8 km/h
| September 26 | ||||
| 10pm | 64°F18°C | 3 mph4 km/h West | Mostly Cloudy | |
| 11pm | 63°F17°C | 2 mph4 km/h West | Mostly Cloudy | |
| September 27 | ||||
| 12am | 62°F17°C | 3 mph5 km/h Northeast | Partly Cloudy | |
| 1am | 62°F16°C | 3 mph5 km/h South | Mostly Cloudy | |
| 2am | 62°F17°C | 4 mph7 km/h South | Mostly Cloudy | |
| 3am | 61°F16°C | 4 mph7 km/h South | Cloudy | |
| 4am | 62°F17°C | 4 mph6 km/h South | Cloudy | |
| 5am | 63°F17°C | 5 mph7 km/h Southeast | Cloudy | |
| 6am | 62°F17°C | 4 mph7 km/h Southeast | Cloudy | |
| 7am | 62°F17°C | 4 mph7 km/h Southeast | Cloudy | |
| 8am | 63°F17°C | 4 mph7 km/h Southeast | Cloudy | |
| 9am | 63°F17°C | 5 mph7 km/h Southeast | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 26 | 61°F16°C | 67°F20°C | 4 mph6 km/h from Southwest | Cloudy | Cloudy |
| September 27 | 61°F16°C | 69°F21°C | 6 mph9 km/h from South | Mostly Cloudy | Partly Cloudy |
| September 28 | 63°F17°C | 71°F22°C | 6 mph10 km/h from South | Partly Cloudy | Mostly Clear |
| September 29 | 63°F17°C | 70°F21°C | 6 mph10 km/h from West | Partly Cloudy | Mostly Cloudy |
| September 30 | 61°F16°C | 69°F20°C | 8 mph12 km/h from West | Mostly Clear | Mostly Clear |
| October 1 | 62°F17°C | 69°F20°C | 8 mph12 km/h from West | Mostly Clear | Mostly Clear |
| October 2 | 61°F16°C | 70°F21°C | 6 mph10 km/h from West | Mostly Clear | Mostly Clear |
No
Low of 61°F16°C, High of 69°F21°CWind: 6 mph9 km/h
Precipitation: 26% rain