Yes

you do need a jacket based on the weather in Macquarie Park NSW 2113, Australia 1 second ago

Why? Because too cold for just a hoodie, too warm for a parka!
47°F8°C & Mostly Clear

Wind is 6 mph9 km/h from the West, gusting to 15 mph24 km/h
June 10
1pm47°F8°C6 mph9 km/h WestMostly Clear
2pm46°F8°C6 mph10 km/h WestMostly Clear
3pm46°F8°C6 mph10 km/h WestMostly Clear
4pm46°F8°C6 mph9 km/h WestClear
5pm46°F8°C6 mph9 km/h WestClear
6pm48°F9°C6 mph9 km/h WestClear
7pm51°F11°C7 mph11 km/h WestClear
8pm55°F13°C8 mph14 km/h WestClear
9pm57°F14°C9 mph15 km/h WestClear
10pm60°F15°C9 mph15 km/h WestClear
11pm61°F16°C9 mph14 km/h SouthwestClear
June 11
12am62°F17°C8 mph14 km/h SouthwestMostly Clear
DateLowHighWindDayNight
June 1045°F7°C62°F17°C8 mph13 km/h from WestClearClear
June 1144°F7°C60°F16°C5 mph9 km/h from SouthwestDrizzleDrizzle
June 1248°F9°C59°F15°C8 mph13 km/h from SouthwestDrizzleDrizzle
June 1347°F8°C62°F16°C5 mph7 km/h from SouthwestMostly ClearPartly Cloudy
June 1444°F7°C62°F17°C4 mph7 km/h from NorthwestMostly ClearMostly Clear
June 1542°F6°C62°F17°C4 mph7 km/h from NorthwestClearClear
June 1648°F9°C61°F16°C7 mph11 km/h from WestMostly ClearMostly Clear

Yes

Low of 45°F7°C, High of 61°F16°C
Wind: 5 mph9 km/h
Precipitation: 45% rain

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