Yes

you do need a jacket based on the weather in Melbourne VIC, Australia 1 second ago

Why? Because it's pretty chilly!
50°F10°C & Clear

Wind is 2 mph3 km/h from the Southwest, gusting to 4 mph6 km/h
October 29
5pm49°F9°C2 mph3 km/h NorthwestClear
6pm48°F9°C2 mph4 km/h NorthMostly Clear
7pm48°F9°C3 mph4 km/h NorthPartly Cloudy
8pm48°F9°C2 mph4 km/h NorthHaze
9pm50°F10°C2 mph3 km/h NortheastPartly Cloudy
10pm53°F12°C1 mph2 km/h NortheastMostly Clear
11pm57°F14°C2 mph3 km/h SoutheastMostly Clear
October 30
12am63°F17°C2 mph4 km/h SoutheastMostly Clear
1am68°F20°C3 mph5 km/h SoutheastMostly Clear
2am73°F23°C3 mph6 km/h SouthMostly Clear
3am74°F24°C5 mph8 km/h SouthPartly Cloudy
4am75°F24°C8 mph12 km/h SouthPartly Cloudy
DateLowHighWindDayNight
October 2948°F9°C76°F24°C5 mph7 km/h from SouthPartly CloudyCloudy
October 3057°F14°C69°F21°C7 mph11 km/h from NorthRainRain
October 3153°F12°C70°F21°C5 mph7 km/h from SouthPartly CloudyClear
November 153°F12°C83°F28°C11 mph18 km/h from NorthMostly CloudyRain
November 251°F11°C61°F16°C7 mph12 km/h from SouthRainRain
November 350°F10°C62°F16°C10 mph17 km/h from NorthwestDrizzleDrizzle
November 450°F10°C61°F16°C14 mph23 km/h from WestDrizzlePartly Cloudy

Yes

Low of 56°F14°C, High of 70°F21°C
Wind: 7 mph11 km/h
Precipitation: 55% rain

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