PetrolCast

Market Update

Tuesday 24 March 2026

Unleaded 91 · Brent crude, AUD/USD, and city-by-city 4-week outlook

Market signals

Brent Crude

US$103.77

per barrel

vs week prior:Flat

Singapore MOGAS tracks Brent with ~1 week lag

AUD/USD

0.6959

exchange rate

vs week prior:-1.6%

A lower AUD raises the cost of imported fuel

Import Parity

167.9

cents per litre

vs week prior:+1.2%

Estimated wholesale cost before excise and GST

City-by-city outlook

Current market update →How petrol prices are set →How our forecasts work →