Chance of any rain. Long range weather outlook for Canberra includes 14 day forecast summary. Canberra Australia Pictures Hot Air Balloon Festival Air Balloon Rides ACT severe weather warning and snow capped mountains at Perisher. . Free 30 Day Long Range Weather Forecast for Canberra Australian Capital Territory. Find the most current and reliable 14 day weather forecasts storm alerts reports and information for Canberra AU with The Weather Network. Find out the Canberra Weather Forecast here on Weatherzone. Options Change Units Change Fields. Forecast for the rest. Light winds becoming northwesterly 15 to 20 kmh during the afternoon then becoming light during the evening. 9 to 19 C-5 to 5 C. Ad Better decisions start with better weather. These storms will feature rain showers perhaps a coastal thunderstorm or two heavy mountain snow with lowering snow levels and gusty winds. 28 to 38 F.