Yes

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

Why? Because it's not very warm out and it's so gusty, you’re basically doing accidental parkour!
54°F12°C & Mostly Clear

Wind is 11 mph18 km/h from the Southwest, gusting to 21 mph33 km/h
August 23
4pm54°F12°C11 mph17 km/h SouthwestMostly Clear
5pm54°F12°C11 mph17 km/h SouthwestMostly Clear
6pm56°F13°C11 mph17 km/h SouthwestMostly Clear
7pm58°F14°C11 mph18 km/h SouthwestMostly Clear
8pm60°F16°C11 mph17 km/h SouthwestClear
9pm62°F17°C11 mph17 km/h SouthwestClear
10pm63°F17°C10 mph16 km/h SouthwestMostly Clear
11pm64°F18°C9 mph15 km/h SouthwestClear
August 24
12am65°F18°C9 mph15 km/h SouthwestClear
1am65°F18°C9 mph15 km/h SouthwestClear
2am64°F18°C9 mph15 km/h SouthwestClear
3am63°F17°C7 mph12 km/h SouthMostly Clear
DateLowHighWindDayNight
August 2354°F12°C65°F18°C9 mph15 km/h from SouthwestMostly ClearMostly Clear
August 2452°F11°C66°F19°C7 mph11 km/h from SouthwestMostly ClearMostly Clear
August 2552°F11°C71°F22°C6 mph10 km/h from NortheastMostly ClearClear
August 2655°F13°C73°F23°C13 mph21 km/h from NorthwestPartly CloudyClear
August 2752°F11°C66°F19°C14 mph22 km/h from NorthwestClearClear
August 2852°F11°C64°F18°C15 mph24 km/h from NorthwestWindyWindy
August 2947°F8°C59°F15°C18 mph29 km/h from WestWindyClear

Yes

Low of 52°F11°C, High of 66°F19°C
Wind: 7 mph11 km/h
Precipitation: None

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