No
you don't need a jacket based on the weather in Sydney NSW, Australia 4 seconds ago
60°F15°C & Partly Cloudy
Wind is 2 mph4 km/h from the Northwest, gusting to 7 mph12 km/h
| June 19 | ||||
| 12am | 62°F17°C | 3 mph4 km/h North | Mostly Cloudy | |
| 1am | 63°F17°C | 4 mph7 km/h Northeast | Mostly Cloudy | |
| 2am | 62°F17°C | 5 mph8 km/h Northeast | Mostly Cloudy | |
| 3am | 60°F16°C | 5 mph8 km/h Northeast | Mostly Cloudy | |
| 4am | 58°F15°C | 4 mph7 km/h Northeast | Partly Cloudy | |
| 5am | 57°F14°C | 4 mph6 km/h North | Mostly Clear | |
| 6am | 55°F13°C | 4 mph6 km/h North | Clear | |
| 7am | 53°F12°C | 3 mph6 km/h Northwest | Clear | |
| 8am | 52°F11°C | 4 mph6 km/h Northwest | Clear | |
| 9am | 50°F10°C | 4 mph6 km/h Northwest | Clear | |
| 10am | 48°F9°C | 4 mph7 km/h West | Clear | |
| 11am | 47°F8°C | 5 mph7 km/h West | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| June 18 | 42°F6°C | 63°F17°C | 4 mph7 km/h from Northwest | Mostly Cloudy | Mostly Clear |
| June 19 | 42°F5°C | 64°F18°C | 4 mph6 km/h from Southwest | Clear | Mostly Clear |
| June 20 | 43°F6°C | 65°F18°C | 5 mph8 km/h from North | Clear | Mostly Clear |
| June 21 | 46°F8°C | 66°F19°C | 4 mph7 km/h from North | Partly Cloudy | Partly Cloudy |
| June 22 | 47°F8°C | 70°F21°C | 5 mph9 km/h from Northwest | Clear | Clear |
| June 23 | 56°F13°C | 69°F20°C | 13 mph20 km/h from North | Rain | Mostly Clear |
| June 24 | 52°F11°C | 61°F16°C | 12 mph20 km/h from West | Mostly Clear | Clear |
Yes
Low of 42°F6°C, High of 64°F18°CWind: 4 mph6 km/h
Precipitation: None