No

you don't need a jacket based on the weather in Adelaide SA, Australia 1 second ago

61°F16°C & Partly Cloudy

Wind is 6 mph9 km/h from the West, gusting to 17 mph27 km/h
September 17
1am61°F16°C6 mph9 km/h WestMostly Clear
2am62°F16°C6 mph9 km/h WestMostly Clear
3am61°F16°C5 mph8 km/h NorthwestMostly Clear
4am59°F15°C4 mph7 km/h NorthwestMostly Clear
5am56°F14°C3 mph4 km/h NorthwestMostly Clear
6am55°F13°C3 mph4 km/h NortheastClear
7am53°F11°C4 mph6 km/h NortheastClear
8am51°F10°C4 mph7 km/h EastClear
9am50°F10°C5 mph8 km/h EastClear
10am50°F10°C5 mph8 km/h NortheastClear
11am49°F10°C5 mph8 km/h NortheastClear
12pm49°F10°C5 mph9 km/h NortheastClear
DateLowHighWindDayNight
September 1649°F9°C62°F16°C5 mph7 km/h from WestMostly ClearClear
September 1748°F9°C73°F23°C9 mph14 km/h from NorthMostly ClearMostly Clear
September 1849°F9°C63°F17°C15 mph24 km/h from WestPartly CloudyMostly Cloudy
September 1947°F8°C57°F14°C10 mph16 km/h from WestMostly CloudyDrizzle
September 2051°F11°C61°F16°C9 mph15 km/h from WestDrizzleMostly Cloudy
September 2147°F8°C61°F16°C10 mph16 km/h from SouthwestPartly CloudyPartly Cloudy
September 2245°F7°C61°F16°C7 mph12 km/h from SouthwestPartly CloudyPartly Cloudy

Yes

Low of 47°F9°C, High of 73°F23°C
Wind: 9 mph14 km/h
Precipitation: None

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