No
you don't need a jacket based on the weather in St Marys NSW 2760, Australia 1 second ago
74°F23°C & Mostly Clear
Wind is 4 mph6 km/h from the Northeast, gusting to 8 mph13 km/h
| December 22 | ||||
| 6am | 73°F23°C | 2 mph4 km/h Northeast | Mostly Clear | |
| 7am | 72°F22°C | 1 mph2 km/h Southwest | Mostly Clear | |
| 8am | 70°F21°C | 2 mph3 km/h Southwest | Mostly Clear | |
| 9am | 69°F20°C | 2 mph4 km/h Southwest | Mostly Clear | |
| 10am | 67°F20°C | 3 mph5 km/h West | Mostly Clear | |
| 11am | 65°F19°C | 2 mph4 km/h West | Partly Cloudy | |
| 12pm | 64°F18°C | 3 mph4 km/h Northwest | Partly Cloudy | |
| 1pm | 62°F17°C | 3 mph5 km/h Northwest | Mostly Clear | |
| 2pm | 61°F16°C | 2 mph4 km/h Northwest | Mostly Clear | |
| 3pm | 64°F18°C | 2 mph4 km/h Northwest | Mostly Clear | |
| 4pm | 70°F21°C | 3 mph5 km/h Northwest | Mostly Clear | |
| 5pm | 74°F23°C | 7 mph11 km/h West | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| December 21 | 67°F19°C | 88°F31°C | 5 mph8 km/h from Northeast | Partly Cloudy | Mostly Clear |
| December 22 | 61°F16°C | 84°F29°C | 10 mph16 km/h from West | Clear | Clear |
| December 23 | 53°F12°C | 82°F28°C | 7 mph11 km/h from Southeast | Clear | Clear |
| December 24 | 56°F14°C | 88°F31°C | 6 mph9 km/h from East | Clear | Clear |
| December 25 | 59°F15°C | 95°F35°C | 8 mph13 km/h from Northeast | Clear | Clear |
| December 26 | 66°F19°C | 100°F38°C | 10 mph17 km/h from Northwest | Mostly Cloudy | Partly Cloudy |
| December 27 | 63°F17°C | 88°F31°C | 4 mph7 km/h from Southeast | Mostly Clear | Mostly Clear |
No
Low of 61°F16°C, High of 83°F29°CWind: 10 mph16 km/h
Precipitation: None