Yes

you do need a jacket based on the weather in Irvine, CA 92620, USA 1 second ago

Why? Because it's pretty chilly!
57°F14°C & Haze

Wind is 1 mph2 km/h from the East, gusting to 2 mph3 km/h
November 8
1pm56°F14°C2 mph3 km/h EastHaze
2pm55°F13°C2 mph3 km/h EastHaze
3pm56°F13°C2 mph3 km/h SoutheastMostly Cloudy
4pm59°F15°C2 mph3 km/h SoutheastHaze
5pm63°F17°C2 mph3 km/h SouthwestPartly Cloudy
6pm67°F19°C2 mph4 km/h WestMostly Clear
7pm72°F22°C3 mph4 km/h WestClear
8pm74°F24°C4 mph6 km/h SouthwestClear
9pm76°F24°C5 mph8 km/h WestClear
10pm76°F24°C5 mph8 km/h SouthwestClear
11pm75°F24°C5 mph8 km/h SouthwestClear
November 9
12am73°F23°C4 mph7 km/h SouthwestClear
DateLowHighWindDayNight
November 855°F13°C76°F25°C3 mph5 km/h from SouthwestMostly ClearMostly Clear
November 957°F14°C82°F28°C4 mph6 km/h from NorthwestClearMostly Clear
November 1059°F15°C85°F29°C4 mph7 km/h from NorthMostly ClearMostly Cloudy
November 1160°F16°C79°F26°C3 mph5 km/h from SouthwestPartly CloudyMostly Cloudy
November 1259°F15°C71°F22°C3 mph5 km/h from SouthwestCloudyMostly Cloudy
November 1356°F14°C68°F20°C5 mph8 km/h from SouthwestRainRain
November 1452°F11°C61°F16°C5 mph8 km/h from WestDrizzleRain

Yes

Low of 57°F14°C, High of 82°F28°C
Wind: 4 mph6 km/h
Precipitation: None

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