In June 2016, fuel in Slovakia averaged €1.250 for petrol

Petrol, monthly average€1.250/L
Diesel, monthly average€1.076/L
LPG, monthly average€0.562/L
Weekly bulletins held for June 20164

Monthly averages for Slovakia across June 2016, from the stored EU Weekly Oil Bulletin monthly history (European Commission, CC BY 4.0).