No
you don't need a jacket based on the weather in Baulkham Hills NSW 2153, Australia 1 second ago
63°F17°C & Clear
Wind is 2 mph4 km/h from the Southwest, gusting to 9 mph14 km/h
| July 4 | ||||
| 12am | 63°F17°C | 3 mph4 km/h Southwest | Clear | |
| 1am | 64°F18°C | 2 mph4 km/h South | Clear | |
| 2am | 63°F17°C | 2 mph4 km/h East | Clear | |
| 3am | 60°F16°C | 3 mph5 km/h Northeast | Clear | |
| 4am | 57°F14°C | 3 mph5 km/h Northeast | Clear | |
| 5am | 55°F13°C | 3 mph4 km/h Northeast | Clear | |
| 6am | 53°F12°C | 2 mph4 km/h Northeast | Clear | |
| 7am | 51°F11°C | 2 mph3 km/h Northeast | Clear | |
| 8am | 50°F10°C | 2 mph3 km/h North | Clear | |
| 9am | 49°F9°C | 2 mph4 km/h North | Clear | |
| 10am | 47°F8°C | 2 mph3 km/h North | Clear | |
| 11am | 46°F8°C | 2 mph4 km/h North | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| July 3 | 45°F7°C | 64°F18°C | 2 mph4 km/h from Southwest | Clear | Mostly Clear |
| July 4 | 43°F6°C | 64°F18°C | 3 mph4 km/h from North | Mostly Cloudy | Cloudy |
| July 5 | 50°F10°C | 68°F20°C | 6 mph10 km/h from North | Thunderstorms | Thunderstorms |
| July 6 | 46°F8°C | 61°F16°C | 6 mph9 km/h from West | Drizzle | Mostly Clear |
| July 7 | 40°F4°C | 62°F17°C | 7 mph11 km/h from North | Mostly Cloudy | Clear |
| July 8 | 47°F8°C | 62°F17°C | 6 mph10 km/h from Northwest | Clear | Mostly Clear |
| July 9 | 45°F7°C | 59°F15°C | 10 mph16 km/h from Northwest | Clear | Clear |
Yes
Low of 43°F6°C, High of 64°F18°CWind: 3 mph4 km/h
Precipitation: None