In August 2015, fuel in Croatia averaged €1.249 for petrol

Petrol, monthly average€1.249/L
Diesel, monthly average€1.141/L
LPG, monthly average€0.479/L
Weekly bulletins held for August 20155

Monthly averages for Croatia across August 2015, from the stored EU Weekly Oil Bulletin monthly history (European Commission, CC BY 4.0).