Yes

you do need a jacket based on the weather in Westmead NSW 2145, Australia 1 second ago

Why? Because a jacket will keep you cozy, but you won't break a seat!
51°F11°C & Mostly Clear

Wind is 2 mph4 km/h from the West, gusting to 5 mph8 km/h
May 30
5pm50°F10°C3 mph4 km/h WestMostly Clear
6pm52°F11°C3 mph4 km/h WestMostly Clear
7pm55°F13°C2 mph4 km/h SouthwestClear
8pm59°F15°C3 mph5 km/h SouthwestMostly Clear
9pm62°F17°C3 mph5 km/h SouthwestMostly Clear
10pm65°F18°C3 mph4 km/h SouthwestMostly Clear
11pm67°F19°C2 mph3 km/h SouthMostly Clear
May 31
12am67°F20°C2 mph3 km/h SoutheastMostly Clear
1am67°F19°C1 mph2 km/h SoutheastMostly Clear
2am66°F19°C1 mph2 km/h EastMostly Clear
3am64°F18°C2 mph3 km/h EastMostly Clear
4am61°F16°C3 mph5 km/h EastMostly Clear
DateLowHighWindDayNight
May 3050°F10°C67°F20°C2 mph4 km/h from SouthMostly ClearMostly Clear
May 3146°F8°C68°F20°C3 mph5 km/h from NorthClearPartly Cloudy
June 148°F9°C65°F18°C2 mph3 km/h from NorthwestCloudyCloudy
June 251°F10°C68°F20°C4 mph7 km/h from SouthwestMostly ClearDrizzle
June 348°F9°C60°F16°C8 mph12 km/h from SouthwestDrizzleClear
June 443°F6°C63°F17°C4 mph7 km/h from SouthwestClearMostly Clear
June 543°F6°C63°F17°C3 mph5 km/h from NorthMostly CloudyMostly Cloudy

Yes

Low of 46°F8°C, High of 68°F20°C
Wind: 3 mph5 km/h
Precipitation: None

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