In October 2015, fuel in Slovenia averaged €1.224 for petrol

Petrol, monthly average€1.224/L
Diesel, monthly average€1.133/L
LPG, monthly average€0.577/L
Weekly bulletins held for October 20154

Monthly averages for Slovenia across October 2015, from the stored EU Weekly Oil Bulletin monthly history (European Commission, CC BY 4.0).