No
you don't need a jacket based on the weather in Costa Mesa (Downtown), California, United States 1 second ago
65°F19°C & Partly Cloudy
Wind is 2 mph3 km/h from the Southeast, gusting to 3 mph5 km/h
| August 8 | ||||
| 10am | 66°F19°C | 2 mph4 km/h Southeast | Mostly Clear | |
| 11am | 69°F21°C | 2 mph4 km/h Southeast | Mostly Clear | |
| 12pm | 72°F22°C | 5 mph8 km/h South | Mostly Clear | |
| 1pm | 74°F23°C | 7 mph11 km/h South | Mostly Clear | |
| 2pm | 75°F24°C | 8 mph13 km/h South | Mostly Clear | |
| 3pm | 75°F24°C | 8 mph13 km/h South | Mostly Clear | |
| 4pm | 76°F24°C | 9 mph14 km/h South | Mostly Clear | |
| 5pm | 77°F25°C | 8 mph13 km/h Southwest | Clear | |
| 6pm | 76°F25°C | 9 mph14 km/h Southwest | Clear | |
| 7pm | 76°F24°C | 8 mph14 km/h Southwest | Mostly Clear | |
| 8pm | 75°F24°C | 8 mph13 km/h Southwest | Mostly Clear | |
| 9pm | 74°F23°C | 7 mph11 km/h Southwest | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 8 | 64°F18°C | 77°F25°C | 7 mph11 km/h from Southwest | Mostly Clear | Mostly Clear |
| August 9 | 65°F18°C | 77°F25°C | 6 mph10 km/h from Southwest | Mostly Clear | Mostly Clear |
| August 10 | 65°F18°C | 77°F25°C | 6 mph10 km/h from Southwest | Mostly Clear | Mostly Clear |
| August 11 | 66°F19°C | 76°F24°C | 6 mph10 km/h from Southwest | Mostly Clear | Mostly Clear |
| August 12 | 65°F19°C | 77°F25°C | 6 mph10 km/h from Southwest | Mostly Clear | Mostly Clear |
| August 13 | 66°F19°C | 76°F24°C | 7 mph11 km/h from Southwest | Mostly Clear | Partly Cloudy |
| August 14 | 66°F19°C | 74°F23°C | 6 mph10 km/h from Southwest | Mostly Clear | Mostly Clear |
No
Low of 65°F19°C, High of 77°F25°CWind: 6 mph10 km/h
Precipitation: None