Weather forecast Sydney 18-12-2025

Weather Thursday 18 December temperature from 19 °C to 29 °C, cloud cover up to 32%, no precipitation, wind up to 8.81 m/s (gusts up to 13.39 m/s), air humidity from 55% to 86%, atmospheric pressure from 757 to 764 mm Hg, UV Index to 14.2 during the day. Forecast for the next days on the chart.