Yes

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

Why? Because you're not freezing, but you’ll definitely start complaining if it lasts much longer and it's so windy, your hat has officially retired from your head!
48°F9°C & Mostly Clear

Wind is 11 mph18 km/h from the Northwest, gusting to 24 mph39 km/h
April 2
5am47°F8°C11 mph18 km/h NorthwestClear
6am46°F8°C9 mph14 km/h NorthwestClear
7am45°F7°C8 mph13 km/h NorthwestMostly Clear
8am45°F7°C7 mph12 km/h NorthwestMostly Clear
9am45°F7°C7 mph12 km/h NorthwestMostly Clear
10am44°F7°C7 mph11 km/h NorthwestPartly Cloudy
11am46°F8°C6 mph10 km/h NorthwestPartly Cloudy
12pm48°F9°C6 mph10 km/h NorthwestMostly Clear
1pm51°F10°C7 mph11 km/h NorthwestMostly Clear
2pm54°F12°C6 mph10 km/h NorthwestClear
3pm56°F13°C7 mph11 km/h NorthwestMostly Clear
4pm58°F14°C6 mph10 km/h NorthwestClear
DateLowHighWindDayNight
April 244°F7°C60°F15°C8 mph13 km/h from WestMostly ClearClear
April 343°F6°C62°F17°C5 mph7 km/h from WestClearClear
April 445°F7°C68°F20°C5 mph9 km/h from NorthwestMostly ClearMostly Clear
April 548°F9°C70°F21°C3 mph4 km/h from NorthwestPartly CloudyPartly Cloudy
April 650°F10°C69°F21°C5 mph7 km/h from SouthwestMostly CloudyCloudy
April 752°F11°C65°F18°C7 mph11 km/h from WestMostly CloudyMostly Cloudy
April 850°F10°C71°F21°C5 mph8 km/h from WestMostly ClearClear

Yes

Low of 43°F6°C, High of 63°F17°C
Wind: 5 mph7 km/h
Precipitation: None

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