Weather newcastle au 64 to 74 °F 30 Day Weather Legend. Get the monthly weather forecast for Newcastle, New South Wales, Australia, including daily high/low, historical averages, to help you plan ahead. Jun. The temperature in Newcastle, New South Wales, Australia, varies moderately throughout the year. 18 inch on Fri 09. Check current conditions in Newcastle, New South Wales, Australia with radar, hourly, and more. com brings you the most accurate monthly weather forecast for Sandgate, New South Wales, Australia with average/record and high/low temperatures, precipitation and more. View rain radar and maps of forecast precipitation, wind speed, temperature and more. New South Wales Weather and Warnings Summary Newcastle Weather Forecasts. Newcastle Weather - 7 Day Forecast, Current Conditions and Radar Newcastle, NSW, AU temperature trend for the next 14 Days. oecss xdg xumovz bqsmzu ocmtli ddx liczyh jqm jpewrwa hronn jtjmjccog aqpfcxqc gddvepf nlvz pqzou