Weather sydney today During the evening and night time the temperatures will drop to 15 ° C. The relative humidity is 92 per cent. Weather today in Sydney will be patchy rain nearby. Hour-by-Hour Forecast for Sydney, New South Wales, Australia. Today’s and tonight’s Sydney, New South Wales, Australia weather forecast, weather conditions and Doppler radar from The Weather Channel and Weather. Get Sydney, NS current weather report with temperature, feels like, wind, humidity, pressure, UV and more from TheWeatherNetwork. Discover the weather forecast for the next 48 hours in Sydney. Walgett, in the north of New South Wales, already saw at least 130mm just before 8. The Sydney Kingsford Smith International Airport, New South Wales, Australia Weather Forecast, with current conditions, wind, air quality, and what to expect for the next 3 days. Mar 16, 2025 ยท Sydney sweated through it warmest March night in 149 years, and then woke to a day of extreme heat. ktiibzofutgvkgxtiygksxfxjokixwfvmougqdwkwufhgraownstioyhsreskoglfmioezghuswreaw