In September 2017, fuel in Greece averaged <span class="el-fx" data-el-fx data-amount="1.509" data-currency="EUR" data-kind="price">€1.509</span> for petrol

Petrol, monthly average<span class="el-fx" data-el-fx data-amount="1.509" data-currency="EUR" data-kind="price">€1.509</span>/L
Diesel, monthly average<span class="el-fx" data-el-fx data-amount="1.252" data-currency="EUR" data-kind="price">€1.252</span>/L
Weekly bulletins held for September 20174

Monthly averages for Greece across September 2017, from the stored EU Weekly Oil Bulletin monthly history (European Commission, CC BY 4.0).