In March 2021, fuel in Czechia averaged €1.202 for petrol

Petrol, monthly average€1.202/L
Diesel, monthly average€1.140/L
LPG, monthly average€0.541/L
Weekly bulletins held for March 20215

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