Yes

you do need a jacket based on the weather in Adelaide SA, Australia 1 second ago

Why? Because sorry, it's too cool for just a hoodie!
57°F14°C & Mostly Clear

Wind is 6 mph10 km/h from the South, gusting to 16 mph25 km/h
May 29
6am56°F13°C6 mph10 km/h SouthMostly Clear
7am55°F13°C6 mph10 km/h SouthMostly Clear
8am54°F12°C6 mph10 km/h SoutheastMostly Clear
9am53°F12°C6 mph9 km/h SoutheastMostly Clear
10am53°F11°C6 mph9 km/h SoutheastMostly Clear
11am52°F11°C5 mph9 km/h SoutheastMostly Clear
12pm51°F10°C5 mph8 km/h SoutheastMostly Clear
1pm50°F10°C4 mph7 km/h SoutheastMostly Clear
2pm49°F9°C4 mph7 km/h SoutheastMostly Clear
3pm48°F9°C4 mph6 km/h SoutheastMostly Clear
4pm47°F8°C4 mph6 km/h EastMostly Clear
5pm47°F8°C3 mph5 km/h SoutheastMostly Clear
DateLowHighWindDayNight
May 2851°F11°C65°F19°C6 mph9 km/h from SouthMostly ClearMostly Clear
May 2947°F8°C64°F18°C4 mph6 km/h from SoutheastMostly ClearClear
May 3044°F7°C64°F18°C4 mph6 km/h from NorthMostly ClearPartly Cloudy
May 3150°F10°C64°F18°C6 mph9 km/h from NorthMostly CloudyMostly Cloudy
June 152°F11°C65°F18°C6 mph9 km/h from NorthPartly CloudyPartly Cloudy
June 251°F10°C64°F18°C6 mph9 km/h from WestMostly ClearPartly Cloudy
June 349°F10°C65°F19°C4 mph7 km/h from EastMostly ClearPartly Cloudy

Yes

Low of 46°F8°C, High of 64°F18°C
Wind: 4 mph6 km/h
Precipitation: None

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