Yes

you do need a jacket based on the weather in Edmondson Park NSW 2174, Australia 1 second ago

Why? Because it's not very warm out!
53°F12°C & Clear

Wind is 4 mph7 km/h from the West, gusting to 8 mph13 km/h
July 16
5am52°F11°C5 mph9 km/h SouthwestClear
6am49°F10°C5 mph9 km/h SouthwestClear
7am47°F8°C5 mph8 km/h SouthwestClear
8am45°F7°C5 mph8 km/h SouthwestClear
9am44°F7°C4 mph7 km/h SouthwestClear
10am42°F6°C4 mph7 km/h SouthwestClear
11am41°F5°C4 mph7 km/h SouthwestClear
12pm41°F5°C4 mph7 km/h WestMostly Clear
1pm40°F4°C4 mph7 km/h SouthwestMostly Cloudy
2pm39°F4°C4 mph7 km/h WestMostly Cloudy
3pm38°F4°C4 mph6 km/h WestMostly Cloudy
4pm38°F3°C4 mph6 km/h WestMostly Cloudy
DateLowHighWindDayNight
July 1536°F2°C63°F17°C4 mph6 km/h from NorthwestClearMostly Clear
July 1637°F3°C60°F16°C3 mph4 km/h from WestMostly CloudyMostly Clear
July 1742°F5°C60°F15°C7 mph11 km/h from SouthDrizzleClear
July 1840°F4°C62°F17°C3 mph5 km/h from WestClearMostly Clear
July 1938°F4°C64°F18°C5 mph8 km/h from SouthwestPartly CloudyPartly Cloudy
July 2044°F7°C63°F17°C4 mph6 km/h from EastDrizzleMostly Cloudy
July 2144°F7°C65°F18°C5 mph8 km/h from NorthCloudyDrizzle

Yes

Low of 37°F3°C, High of 60°F16°C
Wind: 3 mph4 km/h
Precipitation: None

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