Yes

you do need a jacket based on the weather in Canning Vale WA 6155, Australia 1 second ago

Why? Because it's quite chilly!
43°F6°C & Mostly Clear

Wind is 3 mph5 km/h from the Northeast, gusting to 4 mph7 km/h
August 26
7pm43°F6°C3 mph5 km/h NortheastMostly Cloudy
8pm46°F8°C4 mph6 km/h NortheastPartly Cloudy
9pm50°F10°C4 mph7 km/h NortheastPartly Cloudy
10pm53°F12°C5 mph9 km/h NorthMostly Clear
11pm56°F14°C6 mph10 km/h NorthMostly Clear
August 27
12am59°F15°C6 mph10 km/h NorthwestPartly Cloudy
1am60°F16°C7 mph11 km/h NorthwestPartly Cloudy
2am61°F16°C7 mph11 km/h NorthwestPartly Cloudy
3am60°F15°C8 mph12 km/h NorthwestPartly Cloudy
4am58°F15°C8 mph13 km/h NorthwestDrizzle
5am56°F13°C8 mph12 km/h WestRain
6am54°F12°C4 mph6 km/h WestRain
DateLowHighWindDayNight
August 2642°F5°C61°F16°C6 mph9 km/h from NorthwestRainRain
August 2744°F7°C62°F17°C6 mph10 km/h from SouthPartly CloudyClear
August 2845°F7°C65°F18°C5 mph8 km/h from EastMostly ClearClear
August 2945°F7°C65°F19°C5 mph8 km/h from NortheastClearMostly Clear
August 3045°F7°C65°F19°C4 mph6 km/h from NortheastClearClear
August 3146°F8°C68°F20°C5 mph8 km/h from WestClearClear
September 147°F8°C71°F22°C5 mph8 km/h from NorthwestClearPartly Cloudy

Yes

Low of 44°F7°C, High of 62°F17°C
Wind: 6 mph10 km/h
Precipitation: None

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