No
you don't need a jacket based on the weather in Costa Mesa (Westside Costa Mesa), California, United States 1 second ago
74°F24°C & Clear
Wind is 4 mph7 km/h from the West, gusting to 7 mph12 km/h
| October 20 | ||||
| 8pm | 75°F24°C | 5 mph9 km/h West | Clear | |
| 9pm | 76°F24°C | 6 mph10 km/h West | Clear | |
| 10pm | 76°F24°C | 7 mph11 km/h West | Clear | |
| 11pm | 75°F24°C | 7 mph11 km/h West | Clear | |
| October 21 | ||||
| 12am | 74°F23°C | 6 mph10 km/h West | Clear | |
| 1am | 72°F22°C | 5 mph9 km/h West | Clear | |
| 2am | 70°F21°C | 4 mph7 km/h West | Clear | |
| 3am | 68°F20°C | 3 mph5 km/h West | Clear | |
| 4am | 67°F19°C | 2 mph4 km/h West | Clear | |
| 5am | 65°F19°C | 2 mph3 km/h Southwest | Clear | |
| 6am | 64°F18°C | 2 mph3 km/h Southwest | Clear | |
| 7am | 63°F17°C | 2 mph3 km/h South | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 20 | 56°F13°C | 76°F25°C | 4 mph7 km/h from West | Mostly Clear | Mostly Clear |
| October 21 | 58°F14°C | 74°F23°C | 5 mph8 km/h from West | Mostly Clear | Partly Cloudy |
| October 22 | 59°F15°C | 70°F21°C | 7 mph11 km/h from West | Mostly Clear | Partly Cloudy |
| October 23 | 58°F15°C | 72°F22°C | 5 mph8 km/h from Southwest | Mostly Clear | Mostly Clear |
| October 24 | 58°F15°C | 75°F24°C | 4 mph6 km/h from Southwest | Mostly Clear | Partly Cloudy |
| October 25 | 60°F16°C | 71°F22°C | 5 mph8 km/h from Southwest | Partly Cloudy | Mostly Cloudy |
| October 26 | 59°F15°C | 71°F22°C | 4 mph7 km/h from Southwest | Partly Cloudy | Mostly Clear |
Yes
Low of 58°F15°C, High of 73°F23°CWind: 5 mph8 km/h
Precipitation: None