In May 2021, fuel in Slovakia averaged €1.356 for petrol

Petrol, monthly average€1.356/L
Diesel, monthly average€1.191/L
LPG, monthly average€0.615/L
Weekly bulletins held for May 20215

Monthly averages for Slovakia across May 2021, from the stored EU Weekly Oil Bulletin monthly history (European Commission, CC BY 4.0).