No
you don't need a jacket based on the weather in St Marys NSW 2760, Australia 1 second ago
71°F22°C & Clear
Wind is 6 mph10 km/h from the Southwest, gusting to 16 mph25 km/h
| September 17 | ||||
| 4am | 66°F19°C | 6 mph9 km/h Southwest | Clear | |
| 5am | 62°F17°C | 6 mph9 km/h Southwest | Clear | |
| 6am | 59°F15°C | 6 mph10 km/h Southwest | Clear | |
| 7am | 57°F14°C | 6 mph9 km/h Southwest | Clear | |
| 8am | 56°F13°C | 5 mph8 km/h West | Clear | |
| 9am | 54°F12°C | 4 mph6 km/h Southwest | Clear | |
| 10am | 52°F11°C | 4 mph7 km/h Southwest | Clear | |
| 11am | 51°F11°C | 4 mph6 km/h Southwest | Clear | |
| 12pm | 50°F10°C | 4 mph6 km/h Southwest | Clear | |
| 1pm | 49°F9°C | 4 mph6 km/h West | Clear | |
| 2pm | 48°F9°C | 4 mph6 km/h West | Mostly Clear | |
| 3pm | 47°F9°C | 3 mph6 km/h West | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 16 | 52°F11°C | 79°F26°C | 6 mph9 km/h from West | Clear | Clear |
| September 17 | 47°F8°C | 72°F22°C | 4 mph6 km/h from Northeast | Clear | Clear |
| September 18 | 45°F7°C | 77°F25°C | 5 mph8 km/h from Northwest | Partly Cloudy | Rain |
| September 19 | 47°F8°C | 69°F21°C | 9 mph14 km/h from West | Clear | Clear |
| September 20 | 43°F6°C | 69°F21°C | 4 mph6 km/h from West | Mostly Clear | Clear |
| September 21 | 47°F8°C | 71°F22°C | 7 mph12 km/h from Southwest | Mostly Clear | Drizzle |
| September 22 | 45°F7°C | 65°F18°C | 8 mph12 km/h from South | Mostly Clear | Clear |
Yes
Low of 46°F8°C, High of 72°F22°CWind: 4 mph6 km/h
Precipitation: None