In June 2021, fuel in Czechia averaged €1.284 for petrol

Petrol, monthly average€1.284/L
Diesel, monthly average€1.211/L
LPG, monthly average€0.534/L
Weekly bulletins held for June 20214

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