Yes

you do need a jacket based on the weather in Kalkallo VIC 3064, Australia 1 second ago

Why? Because it's cold enough that makes you wish you had a hat, but you're still too proud to admit it!
39°F4°C & Partly Cloudy

Wind is 6 mph9 km/h from the North, gusting to 10 mph16 km/h
August 24
3pm39°F4°C6 mph10 km/h NorthPartly Cloudy
4pm40°F4°C6 mph10 km/h NorthPartly Cloudy
5pm41°F5°C7 mph11 km/h NorthMostly Cloudy
6pm45°F7°C7 mph11 km/h NorthMostly Cloudy
7pm50°F10°C8 mph14 km/h NorthMostly Cloudy
8pm55°F13°C11 mph17 km/h NorthMostly Cloudy
9pm57°F14°C13 mph21 km/h NorthMostly Cloudy
10pm60°F16°C14 mph22 km/h NorthPartly Cloudy
11pm62°F17°C15 mph24 km/h NorthWindy
August 25
12am63°F17°C15 mph25 km/h NorthWindy
1am64°F18°C15 mph25 km/h NorthWindy
2am63°F17°C14 mph22 km/h NorthPartly Cloudy
DateLowHighWindDayNight
August 2438°F4°C64°F18°C12 mph19 km/h from NorthPartly CloudyWindy
August 2551°F11°C58°F14°C22 mph36 km/h from NorthRainRain
August 2645°F7°C56°F14°C15 mph24 km/h from NorthwestDrizzlePartly Cloudy
August 2742°F6°C53°F12°C14 mph22 km/h from NorthwestRainDrizzle
August 2842°F5°C50°F10°C19 mph31 km/h from NorthwestRainDrizzle
August 2939°F4°C51°F11°C15 mph24 km/h from SouthwestDrizzlePartly Cloudy
August 3044°F7°C59°F15°C10 mph16 km/h from WestMostly CloudyPartly Cloudy

Yes

Low of 51°F11°C, High of 57°F14°C
Wind: 22 mph36 km/h
Precipitation: 63% rain

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