Weather forecast Sydney 18-12-2025

Weather Thursday 18 December temperature from 19 °C to 26 °C, cloud cover up to 22%, no precipitation, wind up to 8.11 m/s (gusts up to 11.06 m/s), air humidity from 62% to 89%, atmospheric pressure from 758 to 764 mm Hg, UV Index to 13.9 during the day. Forecast for the next days on the chart.