In June 2006, fuel in Portugal averaged €1.339 for petrol

Petrol, monthly average€1.339/L
Diesel, monthly average€1.065/L
LPG, monthly average€0.593/L
Weekly bulletins held for June 20064

Monthly averages for Portugal across June 2006, from the stored EU Weekly Oil Bulletin monthly history (European Commission, CC BY 4.0).