Yes

you do need a jacket based on the weather in Martinez, CA 94553, USA 1 second ago

Why? Because rain: where every drop seems to aim directly at your glasses and it's on the windy side!
61°F16°C & Rain

Wind is 7 mph12 km/h from the South, gusting to 22 mph36 km/h
November 22
5pm60°F16°C7 mph11 km/h SouthHeavy Rain
6pm60°F15°C6 mph10 km/h SouthwestRain
7pm59°F15°C6 mph10 km/h SouthRain
8pm59°F15°C5 mph8 km/h SouthRain
9pm58°F15°C5 mph8 km/h SouthwestHeavy Rain
10pm58°F14°C6 mph9 km/h WestRain
11pm57°F14°C6 mph10 km/h WestRain
November 23
12am55°F13°C7 mph11 km/h WestRain
1am55°F13°C6 mph9 km/h WestRain
2am54°F12°C5 mph8 km/h SouthwestDrizzle
3am54°F12°C5 mph9 km/h SouthwestCloudy
4am53°F12°C6 mph10 km/h SouthwestCloudy
DateLowHighWindDayNight
November 2254°F12°C63°F17°C9 mph15 km/h from SouthHeavy RainRain
November 2347°F8°C59°F15°C7 mph12 km/h from SouthwestDrizzleMostly Clear
November 2443°F6°C59°F15°C5 mph8 km/h from SouthMostly CloudyMostly Cloudy
November 2548°F9°C55°F13°C5 mph7 km/h from EastDrizzleDrizzle
November 2647°F9°C57°F14°C5 mph7 km/h from SouthwestCloudyMostly Cloudy
November 2745°F7°C57°F14°C4 mph6 km/h from NortheastMostly ClearMostly Clear
November 2843°F6°C55°F13°C7 mph12 km/h from EastPartly CloudyMostly Cloudy

Yes

Low of 47°F9°C, High of 59°F15°C
Wind: 7 mph12 km/h
Precipitation: 54% rain

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