No
you don't need a jacket based on the weather in California, USA 9 minutes ago
85°F29°C & Cloudy
Wind is 3 mph5 km/h from the Northeast, gusting to 4 mph7 km/h
| September 18 | ||||
| 2am | 84°F29°C | 2 mph3 km/h Northeast | Cloudy | |
| 3am | 81°F27°C | 2 mph3 km/h North | Cloudy | |
| 4am | 78°F25°C | 3 mph5 km/h West | Cloudy | |
| 5am | 76°F24°C | 3 mph6 km/h South | Cloudy | |
| 6am | 74°F23°C | 3 mph6 km/h Southeast | Cloudy | |
| 7am | 74°F23°C | 4 mph6 km/h Southeast | Cloudy | |
| 8am | 73°F23°C | 5 mph8 km/h Southeast | Cloudy | |
| 9am | 71°F22°C | 5 mph8 km/h Southeast | Cloudy | |
| 10am | 70°F21°C | 4 mph7 km/h Southeast | Cloudy | |
| 11am | 73°F23°C | 6 mph10 km/h Southeast | Cloudy | |
| 12pm | 76°F24°C | 7 mph11 km/h Southeast | Cloudy | |
| 1pm | 80°F27°C | 8 mph12 km/h Southeast | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 17 | 68°F20°C | 96°F36°C | 5 mph8 km/h from South | Clear | Mostly Cloudy |
| September 18 | 69°F21°C | 84°F29°C | 6 mph10 km/h from South | Drizzle | Rain |
| September 19 | 66°F19°C | 82°F28°C | 3 mph5 km/h from Southwest | Drizzle | Clear |
| September 20 | 65°F18°C | 86°F30°C | 5 mph8 km/h from West | Clear | Clear |
| September 21 | 65°F18°C | 87°F31°C | 5 mph7 km/h from West | Clear | Mostly Clear |
| September 22 | 66°F19°C | 91°F33°C | 4 mph6 km/h from West | Mostly Clear | Partly Cloudy |
| September 23 | 71°F22°C | 88°F31°C | 5 mph8 km/h from West | Rain | Thunderstorms |
No
Low of 69°F21°C, High of 84°F29°CWind: 6 mph10 km/h
Precipitation: 31% rain