In September 2019, fuel in France averaged €1.510 for petrol

Petrol, monthly average€1.510/L
Diesel, monthly average€1.455/L
LPG, monthly average€0.855/L
Weekly bulletins held for September 20195

Monthly averages for France across September 2019, from the stored EU Weekly Oil Bulletin monthly history (European Commission, CC BY 4.0).