December weather in Sydney, Australia
Averages from 155 days in December across 2020–2024.
Typical conditions
| Average high | 25°C |
|---|---|
| Average low | 17.2°C |
| Average mean | 21°C |
| Total precipitation | 415.3 mm |
| Rainy days | 113 |
| Average precipitation hours | 5 h |
| Average max wind speed | 22.7 km/h |
| Average sunshine | 11.2 h/day |
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