No
you don't need a jacket based on the weather in Santa Ana, CA, USA 1 second ago
63°F17°C & Clear
Wind is 2 mph4 km/h from the Southeast, gusting to 4 mph6 km/h
| October 28 | ||||
| 5am | 63°F17°C | 2 mph4 km/h Southeast | Clear | |
| 6am | 62°F17°C | 2 mph4 km/h East | Clear | |
| 7am | 61°F16°C | 2 mph3 km/h East | Clear | |
| 8am | 60°F16°C | 3 mph5 km/h East | Mostly Clear | |
| 9am | 60°F16°C | 3 mph5 km/h East | Mostly Clear | |
| 10am | 59°F15°C | 3 mph5 km/h East | Mostly Clear | |
| 11am | 58°F15°C | 3 mph5 km/h Northeast | Clear | |
| 12pm | 58°F14°C | 3 mph4 km/h Northeast | Clear | |
| 1pm | 58°F14°C | 3 mph5 km/h Northeast | Mostly Clear | |
| 2pm | 57°F14°C | 3 mph4 km/h Northeast | Mostly Clear | |
| 3pm | 58°F15°C | 3 mph5 km/h Northeast | Mostly Clear | |
| 4pm | 63°F17°C | 3 mph4 km/h Northeast | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 27 | 61°F16°C | 75°F24°C | 3 mph4 km/h from Southwest | Partly Cloudy | Mostly Clear |
| October 28 | 57°F14°C | 88°F31°C | 3 mph6 km/h from Northwest | Clear | Clear |
| October 29 | 60°F16°C | 90°F32°C | 4 mph6 km/h from West | Clear | Clear |
| October 30 | 59°F15°C | 83°F29°C | 4 mph6 km/h from Southwest | Clear | Clear |
| October 31 | 58°F15°C | 79°F26°C | 4 mph6 km/h from Southwest | Mostly Clear | Partly Cloudy |
| November 1 | 58°F14°C | 78°F26°C | 3 mph5 km/h from Southwest | Mostly Clear | Mostly Clear |
| November 2 | 58°F14°C | 77°F25°C | 4 mph6 km/h from Southwest | Partly Cloudy | Partly Cloudy |
Yes
Low of 57°F14°C, High of 88°F31°CWind: 3 mph6 km/h
Precipitation: None