In August 2019, fuel in Slovakia averaged €1.321 for petrol

Petrol, monthly average€1.321/L
Diesel, monthly average€1.203/L
LPG, monthly average€0.563/L
Weekly bulletins held for August 20194

Monthly averages for Slovakia across August 2019, from the stored EU Weekly Oil Bulletin monthly history (European Commission, CC BY 4.0).