Yes

you do need a jacket based on the weather in Potts Hill NSW 2143, Australia 1 second ago

Why? Because the wind is harsh and biting!
62°F17°C & Cloudy

Wind is 8 mph13 km/h from the South, gusting to 19 mph31 km/h
August 8
1am62°F17°C8 mph13 km/h SouthCloudy
2am61°F16°C7 mph12 km/h SouthCloudy
3am60°F15°C7 mph11 km/h SouthCloudy
4am57°F14°C6 mph10 km/h SouthCloudy
5am56°F13°C6 mph10 km/h SouthCloudy
6am55°F13°C5 mph9 km/h SouthwestCloudy
7am54°F12°C5 mph8 km/h SouthwestCloudy
8am53°F12°C5 mph8 km/h SouthwestDrizzle
9am53°F12°C5 mph9 km/h SouthwestRain
10am52°F11°C5 mph8 km/h SouthwestDrizzle
11am51°F11°C6 mph9 km/h SouthwestDrizzle
12pm51°F11°C6 mph9 km/h SouthDrizzle
DateLowHighWindDayNight
August 747°F8°C63°F17°C6 mph10 km/h from SouthMostly CloudyRain
August 851°F10°C61°F16°C7 mph11 km/h from SouthRainDrizzle
August 950°F10°C60°F16°C7 mph11 km/h from SouthDrizzleDrizzle
August 1048°F9°C60°F16°C6 mph10 km/h from SouthDrizzleDrizzle
August 1147°F8°C62°F17°C4 mph6 km/h from SouthPartly CloudyMostly Cloudy
August 1247°F8°C63°F17°C4 mph7 km/h from SouthMostly CloudyDrizzle
August 1347°F8°C62°F17°C5 mph8 km/h from SouthMostly ClearMostly Clear

Yes

Low of 51°F11°C, High of 61°F16°C
Wind: 7 mph11 km/h
Precipitation: 92% rain

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