Renewable generation in Australia reached over 50% in the fourth quarter of 2025, leading to lower wholesale power prices and improved grid reliability during extreme weather events. Batteries played a key role in stabilizing energy supply, with record levels of battery output. The Cheaper Home Batteries scheme has spurred rapid battery installations, supporting the growth of renewable energy infrastructure. The transition to a low-cost, clean, firmed renewables powered energy system is crucial for grid reliability, as coal power becomes more unreliable. The unstoppable energy system transformation is highlighted by the increasing frequency of extreme weather events, with renewable energy capacity additions surpassing nuclear additions.
https://www.pv-magazine.com/2026/02/02/australian-renewables-exceed-50-of-power-supply-in-q4/