No

you don't need a jacket based on the weather in Artarmon NSW 2064, Australia 1 second ago

62°F17°C & Cloudy

Wind is 11 mph17 km/h from the S, gusting to 19 mph31 km/h
April 30
10am61°F16°C11 mph18 km/h SCloudy
11am59°F15°C12 mph19 km/h SCloudy
12pm58°F14°C12 mph19 km/h SCloudy
1pm57°F14°C11 mph17 km/h SCloudy
2pm56°F13°C10 mph17 km/h SCloudy
3pm55°F13°C10 mph16 km/h SCloudy
4pm56°F13°C9 mph15 km/h SCloudy
5pm56°F13°C9 mph15 km/h SWCloudy
6pm57°F14°C10 mph16 km/h SWCloudy
7pm60°F15°C10 mph16 km/h SMostly Cloudy
8pm63°F17°C11 mph18 km/h SMostly Cloudy
9pm64°F18°C13 mph20 km/h SMostly Cloudy
DateLowHighWindDayNight
April 2961°F16°C66°F19°C8 mph13 km/h from SDrizzleDrizzle
April 3055°F13°C65°F18°C11 mph18 km/h from SDrizzleDrizzle
May 154°F12°C66°F19°C9 mph14 km/h from SDrizzleRain
May 253°F12°C62°F17°C7 mph11 km/h from SDrizzleDrizzle
May 354°F12°C64°F18°C6 mph10 km/h from SERainRain
May 455°F13°C63°F17°C8 mph14 km/h from SRainRain
May 555°F13°C64°F18°C12 mph20 km/h from SERainDrizzle

Yes

Low of 55°F13°C, High of 65°F19°C
Wind: 11 mph18 km/h
Precipitation: 42% rain

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