Yes
you do need a jacket based on the weather in Baulkham Hills NSW 2153, Australia 1 second ago
Why? Because the wind is harsh and biting!
78°F26°C & Cloudy
Wind is 7 mph12 km/h from the North, gusting to 19 mph31 km/h
| September 19 | ||||
| 2am | 78°F25°C | 8 mph14 km/h Northwest | Mostly Cloudy | |
| 3am | 74°F23°C | 10 mph16 km/h Northwest | Mostly Cloudy | |
| 4am | 71°F22°C | 5 mph9 km/h Northwest | Cloudy | |
| 5am | 69°F21°C | 6 mph9 km/h Northwest | Cloudy | |
| 6am | 67°F19°C | 6 mph10 km/h Northwest | Cloudy | |
| 7am | 65°F18°C | 8 mph12 km/h North | Cloudy | |
| 8am | 64°F18°C | 8 mph13 km/h North | Cloudy | |
| 9am | 63°F17°C | 7 mph11 km/h North | Cloudy | |
| 10am | 62°F17°C | 10 mph16 km/h North | Cloudy | |
| 11am | 62°F17°C | 9 mph15 km/h North | Cloudy | |
| 12pm | 61°F16°C | 8 mph12 km/h North | Drizzle | |
| 1pm | 61°F16°C | 8 mph13 km/h North | Drizzle | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 18 | 48°F9°C | 78°F26°C | 5 mph8 km/h from Northwest | Partly Cloudy | Drizzle |
| September 19 | 50°F10°C | 70°F21°C | 11 mph18 km/h from West | Clear | Clear |
| September 20 | 44°F7°C | 71°F22°C | 5 mph8 km/h from West | Clear | Clear |
| September 21 | 47°F9°C | 72°F22°C | 6 mph9 km/h from Southwest | Mostly Clear | Drizzle |
| September 22 | 46°F8°C | 63°F17°C | 10 mph16 km/h from South | Drizzle | Clear |
| September 23 | 44°F7°C | 72°F22°C | 6 mph10 km/h from Southwest | Clear | Partly Cloudy |
| September 24 | 49°F10°C | 72°F22°C | 8 mph13 km/h from West | Partly Cloudy | Partly Cloudy |
Yes
Low of 50°F10°C, High of 70°F21°CWind: 11 mph18 km/h
Precipitation: None