Solar output calculator
Perth solar systems average 4.4 kWh per day for every kW installed (north-facing, annual average) — one of the best yields of any city in the world. A 6.6kW system generates about 29 kWh/day; a 10kW system about 44 kWh/day.
6.6 kW
29 kWh
Daily average
36.3 kWh
Summer day
18.9 kWh
Winter day
10.6 MWh
Per year
Perth average of 4.4 kWh/day per kW installed (north-facing, unshaded, annual average). Orientation factors applied per Clean Energy Council zone data. Shading and tilt are confirmed in your roof-specific design.
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