Yes

you do need a jacket based on the weather in Flagstone QLD, Australia 1 second ago

Why? Because the wind is harsh and biting!
69°F21°C & Mostly Clear

Wind is 9 mph15 km/h from the West, gusting to 20 mph32 km/h
July 9
11pm70°F21°C11 mph17 km/h WestMostly Clear
July 10
12am70°F21°C12 mph19 km/h WestMostly Clear
1am70°F21°C11 mph18 km/h WestMostly Clear
2am67°F19°C10 mph16 km/h WestMostly Clear
3am63°F17°C8 mph13 km/h WestMostly Clear
4am60°F15°C7 mph11 km/h WestMostly Clear
5am57°F14°C6 mph10 km/h WestMostly Clear
6am54°F12°C5 mph9 km/h WestMostly Clear
7am52°F11°C5 mph8 km/h WestMostly Clear
8am50°F10°C5 mph8 km/h WestClear
9am49°F9°C6 mph9 km/h WestClear
10am47°F9°C5 mph9 km/h WestMostly Clear
DateLowHighWindDayNight
July 947°F9°C70°F21°C8 mph12 km/h from WestMostly ClearClear
July 1041°F5°C67°F19°C3 mph6 km/h from SouthwestClearMostly Clear
July 1140°F4°C68°F20°C3 mph4 km/h from SouthwestClearClear
July 1240°F4°C69°F20°C3 mph5 km/h from NorthwestClearClear
July 1342°F6°C70°F21°C6 mph10 km/h from WestClearMostly Clear
July 1443°F6°C66°F19°C7 mph12 km/h from WestPartly CloudyClear
July 1541°F5°C66°F19°C4 mph6 km/h from WestClearMostly Clear

Yes

Low of 41°F5°C, High of 67°F20°C
Wind: 3 mph6 km/h
Precipitation: None

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