Yes

you do need a jacket based on the weather in Berwick VIC 3806, Australia 1 second ago

Why? Because it's bitterly cold.
45°F7°C & Mostly Clear

Wind is 2 mph3 km/h from the NE, gusting to 5 mph8 km/h
May 1
6pm45°F7°C2 mph4 km/h NEMostly Clear
7pm49°F9°C2 mph3 km/h NEMostly Clear
8pm52°F11°C2 mph4 km/h EMostly Clear
9pm56°F13°C2 mph4 km/h EMostly Clear
10pm59°F15°C2 mph3 km/h EMostly Clear
11pm62°F17°C2 mph3 km/h SEClear
May 2
12am64°F18°C3 mph4 km/h SEClear
1am65°F18°C3 mph5 km/h SEClear
2am65°F18°C4 mph7 km/h SEClear
3am61°F16°C4 mph6 km/h SEClear
4am58°F14°C3 mph4 km/h SEClear
5am56°F13°C3 mph6 km/h EClear
DateLowHighWindDayNight
May 143°F6°C65°F18°C3 mph4 km/h from SEClearMostly Clear
May 242°F6°C66°F19°C4 mph6 km/h from EPartly CloudyMostly Clear
May 342°F6°C66°F19°C3 mph4 km/h from SEMostly ClearPartly Cloudy
May 444°F7°C67°F19°C4 mph7 km/h from SEMostly ClearMostly Clear
May 548°F9°C68°F20°C7 mph11 km/h from SEMostly ClearClear
May 643°F6°C67°F19°C3 mph4 km/h from SMostly ClearMostly Clear
May 746°F8°C66°F19°C3 mph4 km/h from SWPartly CloudyPartly Cloudy

Yes

Low of 42°F6°C, High of 65°F19°C
Wind: 4 mph6 km/h
Precipitation: None

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