No
you don't need a jacket based on the weather in Hornsby NSW 2077, Australia 1 second ago
70°F21°C & Clear
Wind is 6 mph9 km/h from the North, gusting to 16 mph26 km/h
| September 14 | ||||
| 4am | 67°F19°C | 6 mph10 km/h North | Clear | |
| 5am | 63°F17°C | 6 mph9 km/h Northwest | Clear | |
| 6am | 61°F16°C | 6 mph9 km/h Northwest | Clear | |
| 7am | 59°F15°C | 5 mph8 km/h Northwest | Clear | |
| 8am | 58°F14°C | 5 mph9 km/h Northwest | Clear | |
| 9am | 57°F14°C | 5 mph8 km/h Northwest | Clear | |
| 10am | 55°F13°C | 5 mph8 km/h Northwest | Clear | |
| 11am | 55°F13°C | 5 mph8 km/h Northwest | Clear | |
| 12pm | 54°F12°C | 5 mph7 km/h North | Clear | |
| 1pm | 53°F12°C | 5 mph7 km/h North | Clear | |
| 2pm | 52°F11°C | 4 mph7 km/h Northwest | Clear | |
| 3pm | 51°F11°C | 4 mph6 km/h North | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 13 | 48°F9°C | 76°F24°C | 3 mph5 km/h from North | Clear | Clear |
| September 14 | 50°F10°C | 78°F25°C | 7 mph12 km/h from Northwest | Clear | Mostly Cloudy |
| September 15 | 60°F16°C | 79°F26°C | 11 mph18 km/h from Northwest | Mostly Cloudy | Mostly Cloudy |
| September 16 | 53°F12°C | 73°F23°C | 6 mph10 km/h from West | Mostly Clear | Clear |
| September 17 | 49°F9°C | 70°F21°C | 5 mph8 km/h from Northeast | Clear | Clear |
| September 18 | 50°F10°C | 75°F24°C | 7 mph11 km/h from Northwest | Mostly Clear | Mostly Cloudy |
| September 19 | 53°F11°C | 70°F21°C | 9 mph15 km/h from West | Clear | Mostly Clear |
Yes
Low of 50°F10°C, High of 78°F26°CWind: 7 mph12 km/h
Precipitation: None