In September 2019, fuel in Germany averaged €1.408 for petrol

Petrol, monthly average€1.408/L
Diesel, monthly average€1.266/L
LPG, monthly average€0.596/L
Weekly bulletins held for September 20195

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