Yes

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

Why? Because it's not very warm out.
53°F12°C & Partly Cloudy

Wind is 3 mph5 km/h from the W, gusting to 6 mph9 km/h
April 20
12pm55°F13°C3 mph6 km/h WMostly Clear
1pm58°F15°C4 mph6 km/h WClear
2pm62°F17°C4 mph7 km/h WClear
3pm66°F19°C4 mph7 km/h WClear
4pm70°F21°C5 mph8 km/h WClear
5pm72°F22°C6 mph9 km/h WClear
6pm73°F23°C6 mph10 km/h WClear
7pm74°F23°C6 mph10 km/h WClear
8pm73°F23°C6 mph10 km/h WClear
9pm72°F22°C6 mph10 km/h NWClear
10pm68°F20°C5 mph8 km/h NWClear
11pm64°F18°C5 mph7 km/h NWClear
DateLowHighWindDayNight
April 2047°F8°C74°F23°C5 mph8 km/h from WMostly ClearClear
April 2156°F14°C84°F29°C5 mph8 km/h from WClearClear
April 2255°F13°C78°F25°C6 mph9 km/h from SWMostly ClearPartly Cloudy
April 2351°F10°C70°F21°C6 mph10 km/h from WMostly ClearMostly Clear
April 2447°F8°C68°F20°C6 mph10 km/h from WMostly ClearPartly Cloudy
April 2546°F8°C61°F16°C7 mph11 km/h from WPartly CloudyCloudy
April 2645°F7°C55°F13°C6 mph10 km/h from SWCloudyHaze

Yes

Low of 56°F14°C, High of 84°F29°C
Wind: 5 mph8 km/h
Precipitation: None

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