Yes

you do need a jacket based on the weather in Cockburn Central WA 6164, Australia 1 second ago

Why? Because rain's coming down and the air feels like the cozy middle ground between summer and winter!
54°F12°C & Rain

Wind is 9 mph14 km/h from the Northwest, gusting to 18 mph29 km/h
September 5
8am53°F12°C8 mph13 km/h NorthwestRain
9am53°F12°C7 mph11 km/h NorthwestDrizzle
10am52°F11°C6 mph10 km/h NorthwestDrizzle
11am52°F11°C5 mph8 km/h WestDrizzle
12pm52°F11°C6 mph10 km/h WestDrizzle
1pm52°F11°C9 mph15 km/h SouthwestDrizzle
2pm52°F11°C11 mph17 km/h SouthwestDrizzle
3pm52°F11°C14 mph23 km/h SouthwestDrizzle
4pm53°F11°C15 mph25 km/h SouthwestDrizzle
5pm53°F12°C16 mph26 km/h SouthwestWindy
6pm53°F11°C13 mph21 km/h SouthwestMostly Cloudy
7pm53°F12°C14 mph23 km/h SouthwestMostly Cloudy
DateLowHighWindDayNight
September 452°F11°C59°F15°C10 mph17 km/h from NorthwestRainRain
September 551°F10°C60°F15°C16 mph25 km/h from SouthwestDrizzleDrizzle
September 648°F9°C60°F16°C11 mph18 km/h from WestRainDrizzle
September 744°F7°C58°F14°C8 mph14 km/h from SouthPartly CloudyClear
September 842°F6°C62°F17°C5 mph8 km/h from SouthMostly ClearClear
September 945°F7°C65°F19°C5 mph8 km/h from EastMostly ClearClear
September 1047°F9°C69°F21°C7 mph12 km/h from NortheastMostly ClearPartly Cloudy

Yes

Low of 51°F11°C, High of 60°F16°C
Wind: 16 mph25 km/h
Precipitation: 59% rain

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