In September 2013, fuel in Croatia averaged €1.391 for petrol

Petrol, monthly average€1.391/L
Diesel, monthly average€1.342/L
LPG, monthly average€0.661/L
Weekly bulletins held for September 20135

Monthly averages for Croatia across September 2013, from the stored EU Weekly Oil Bulletin monthly history (European Commission, CC BY 4.0).