No
you don't need a jacket based on the weather in Sydney NSW, Australia 19 seconds ago
65°F19°C & Partly Cloudy
Wind is 6 mph10 km/h from the North, gusting to 15 mph24 km/h
| July 6 | ||||
| 4am | 63°F17°C | 6 mph10 km/h North | Mostly Cloudy | |
| 5am | 62°F17°C | 5 mph8 km/h Northwest | Thunderstorms | |
| 6am | 61°F16°C | 7 mph11 km/h North | Thunderstorms | |
| 7am | 59°F15°C | 7 mph11 km/h Northwest | Thunderstorms | |
| 8am | 58°F14°C | 7 mph12 km/h Northwest | Clear | |
| 9am | 56°F13°C | 7 mph12 km/h Northwest | Clear | |
| 10am | 55°F13°C | 7 mph10 km/h Northwest | Clear | |
| 11am | 53°F12°C | 6 mph10 km/h West | Clear | |
| 12pm | 52°F11°C | 5 mph9 km/h West | Clear | |
| 1pm | 51°F11°C | 5 mph8 km/h West | Clear | |
| 2pm | 50°F10°C | 5 mph8 km/h West | Clear | |
| 3pm | 49°F10°C | 5 mph9 km/h Northwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| July 5 | 53°F12°C | 69°F21°C | 6 mph9 km/h from North | Thunderstorms | Thunderstorms |
| July 6 | 49°F9°C | 63°F17°C | 9 mph15 km/h from West | Mostly Clear | Mostly Clear |
| July 7 | 46°F8°C | 62°F16°C | 8 mph12 km/h from Northwest | Mostly Cloudy | Clear |
| July 8 | 50°F10°C | 63°F17°C | 6 mph9 km/h from Northwest | Mostly Clear | Partly Cloudy |
| July 9 | 49°F10°C | 60°F16°C | 14 mph22 km/h from Northwest | Mostly Clear | Mostly Clear |
| July 10 | 47°F8°C | 61°F16°C | 12 mph19 km/h from West | Clear | Clear |
| July 11 | 46°F8°C | 63°F17°C | 6 mph10 km/h from West | Clear | Mostly Clear |
Yes
Low of 48°F9°C, High of 63°F17°CWind: 9 mph15 km/h
Precipitation: None