Here is the most efficient tilt for photovoltaic panels in Canberra: Your photovoltaic panels need to be angled facing north. . Canberra, Australian Capital Territory is located at a latitude of -35. 04 kilowatt-hours per day for each kilowatt of. . Particularly, Canberra in the ACT has witnessed a noticeable increase in solar panel installations, with more and more homeowners opting for solar options to cut down on their power bills. Is Canberra a good climate for solar? What is the payback period for solar installation? The cost of a 5kW. . The angle and orientation of your roof, along with the location of your property, will have an impact on how much solar power your panels can generate. Solar panels generate maximum power when they are positioned perpendicular to the sun, so that the suns rays hits the panels on a 90° angle. But a north-facing house does not mean your roof will also face north.