This figure presents summer and winter peak demand by region (as at 1 October 2025) since the commencement of the NEM. In addition, the data table also presents the date that peak demand occurred. Summer demand refers to the period 1 November to 31 March and winter demand refers to the period 1 May to 31 July each year.
Sector
Electricity
Segment
Wholesale
Categories
Electricity demand and energy
Source
AER; AEMO
AER reference
11048184
