Yes

you do need a jacket based on the weather in Vancouver (Central Vancouver), British Columbia, Canada 1 second ago

Why? Because it's so windy, even the squirrels are holding onto branches for dear life!
69°F20°C & Mostly Clear

Wind is 14 mph23 km/h from the West, gusting to 24 mph38 km/h
September 17
9pm68°F20°C15 mph24 km/h WestWindy
10pm66°F19°C14 mph23 km/h WestClear
11pm65°F18°C14 mph22 km/h WestClear
September 18
12am64°F18°C13 mph21 km/h WestClear
1am63°F17°C12 mph19 km/h WestClear
2am62°F17°C11 mph18 km/h WestClear
3am61°F16°C10 mph17 km/h WestClear
4am60°F16°C5 mph8 km/h WestClear
5am59°F15°C4 mph7 km/h NorthwestMostly Clear
6am59°F15°C3 mph6 km/h NorthwestMostly Clear
7am58°F14°C3 mph4 km/h NorthwestMostly Clear
8am58°F14°C3 mph4 km/h NorthwestMostly Clear
DateLowHighWindDayNight
September 1761°F16°C72°F22°C7 mph12 km/h from WestClearMostly Clear
September 1857°F14°C68°F20°C4 mph7 km/h from WestMostly ClearClear
September 1957°F14°C69°F21°C3 mph5 km/h from WestPartly CloudyPartly Cloudy
September 2057°F14°C66°F19°C7 mph12 km/h from SoutheastRainRain
September 2157°F14°C64°F18°C5 mph8 km/h from WestDrizzleRain
September 2254°F12°C63°F17°C5 mph8 km/h from SoutheastRainDrizzle
September 2357°F14°C68°F20°C5 mph8 km/h from WestDrizzlePartly Cloudy

Yes

Low of 57°F14°C, High of 68°F20°C
Wind: 4 mph7 km/h
Precipitation: None

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