No

you don't need a jacket based on the weather in Belmont, CA 94002, USA 1 second ago

74°F23°C & Clear

Wind is 7 mph12 km/h from the Northwest, gusting to 12 mph19 km/h
August 29
7pm74°F23°C9 mph14 km/h WestClear
8pm72°F22°C9 mph14 km/h WestClear
9pm69°F21°C9 mph14 km/h WestClear
10pm66°F19°C8 mph13 km/h WestClear
11pm64°F18°C6 mph10 km/h WestClear
August 30
12am62°F17°C5 mph8 km/h WestClear
1am61°F16°C4 mph7 km/h WestClear
2am59°F15°C4 mph6 km/h WestClear
3am59°F15°C3 mph5 km/h WestClear
4am58°F15°C3 mph5 km/h SouthwestMostly Clear
5am58°F14°C3 mph4 km/h SouthwestClear
6am57°F14°C3 mph4 km/h SouthwestMostly Clear
DateLowHighWindDayNight
August 2957°F14°C74°F23°C6 mph9 km/h from NorthwestMostly ClearMostly Clear
August 3056°F13°C77°F25°C5 mph9 km/h from WestClearClear
August 3158°F14°C76°F24°C6 mph10 km/h from WestMostly ClearMostly Clear
September 157°F14°C74°F23°C6 mph9 km/h from WestMostly ClearMostly Clear
September 257°F14°C74°F23°C5 mph8 km/h from WestMostly ClearPartly Cloudy
September 357°F14°C72°F22°C5 mph9 km/h from WestMostly ClearPartly Cloudy
September 457°F14°C69°F21°C5 mph8 km/h from WestPartly CloudyMostly Cloudy

Yes

Low of 56°F14°C, High of 77°F25°C
Wind: 5 mph9 km/h
Precipitation: None

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