In September 2016, fuel in Czechia averaged €1.075 for petrol

Petrol, monthly average€1.075/L
Diesel, monthly average€1.026/L
LPG, monthly average€0.454/L
Weekly bulletins held for September 20164

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