Solar by Location in Australia
Compare city-level sunlight, typical system costs, rebate context, climate risks, and the next checks to make before you request solar quotes.
Strongest sun
Around 5.2 kWh/m2/day in this guide.
Lowest typical 6.6kW cost
Indicative average: $5,800 before quote-specific changes.
SEO city guides
Built as data-backed guides ready for future city search growth.
Choose a city for local guidance
You can still learn from the comparison cards below before choosing a city.
Sydney
Sydney homes often get strong solar returns, but roof orientation, coastal exposure, and tariff choice can change the result.
Compare a 6.6kW and 10kW quote with realistic daytime usage.
Melbourne
Melbourne solar decisions should account for Victorian rebates, seasonal output, and the full electricity plan cost.
Check rebate eligibility before comparing installer quotes.
Brisbane
Brisbane has strong solar conditions, but system sizing should match cooling loads and local tariff rules.
Compare system size against summer air-conditioning usage.
Perth
Perth solar output is strong, but export limits and WA market rules can change the best system size.
Check export limits and battery readiness before choosing system size.
Adelaide
Adelaide homes can see strong solar value, especially when daytime use and battery timing are planned well.
Compare solar-only and solar-plus-battery payback separately.
Canberra
Canberra solar works best when seasonal generation, heating loads, and ACT loan options are reviewed together.
Ask for winter output estimates and finance eligibility checks.
Major city guides
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Last reviewed May 2026
City figures are indicative planning estimates. Confirm current rebates, tariff plans, network export limits, and installer credentials before relying on a quote.