Yes
you do need a jacket based on the weather in Irvine, CA, USA 1 second ago
Why? Because it's pretty chilly.
58°F14°C & Mostly Clear
Wind is 2 mph3 km/h from the SW, gusting to 6 mph9 km/h
| April 20 | ||||
| 1am | 58°F14°C | 2 mph4 km/h SW | Mostly Clear | |
| 2am | 57°F14°C | 2 mph4 km/h S | Mostly Clear | |
| 3am | 56°F14°C | 3 mph4 km/h S | Partly Cloudy | |
| 4am | 56°F13°C | 2 mph4 km/h S | Partly Cloudy | |
| 5am | 55°F13°C | 2 mph4 km/h S | Partly Cloudy | |
| 6am | 55°F13°C | 2 mph4 km/h SE | Mostly Cloudy | |
| 7am | 55°F13°C | 3 mph4 km/h SE | Mostly Cloudy | |
| 8am | 55°F13°C | 3 mph4 km/h SE | Mostly Cloudy | |
| 9am | 54°F12°C | 3 mph4 km/h SE | Mostly Cloudy | |
| 10am | 55°F13°C | 3 mph4 km/h E | Mostly Cloudy | |
| 11am | 56°F14°C | 2 mph3 km/h SE | Mostly Cloudy | |
| 12pm | 59°F15°C | 2 mph3 km/h SW | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 19 | 56°F13°C | 68°F20°C | 3 mph5 km/h from SW | Partly Cloudy | Partly Cloudy |
| April 20 | 54°F12°C | 71°F22°C | 5 mph8 km/h from SW | Mostly Clear | Mostly Clear |
| April 21 | 55°F13°C | 76°F25°C | 5 mph9 km/h from SW | Clear | Mostly Clear |
| April 22 | 56°F14°C | 73°F23°C | 6 mph10 km/h from SW | Mostly Clear | Mostly Cloudy |
| April 23 | 54°F12°C | 70°F21°C | 7 mph11 km/h from SW | Mostly Clear | Mostly Clear |
| April 24 | 50°F10°C | 68°F20°C | 7 mph11 km/h from SW | Mostly Clear | Mostly Cloudy |
| April 25 | 53°F12°C | 65°F19°C | 7 mph12 km/h from SW | Mostly Cloudy | Mostly Cloudy |
Yes
Low of 55°F13°C, High of 72°F22°CWind: 5 mph8 km/h
Precipitation: None