The trade surplus amounted to EUR 120.9m, the highest January surplus on record. The exports-to-imports ratio was 104.7%.
Slovenia's exports to EU member states amounted to EUR 2.05bn, up 8% year-on-year, while exports from the EU rose by 3.3% to EUR 1.91bn.
Surplus in trade with the EU countries was at EUR 140.1m, or one-third more than in January 2017. Exports to the EU represented 75.6% of total exports and imports represented 73.7% of total exports.
Exports to non-EU countries surged 36% in January to EUR 660.4m, while imports from outside the bloc increased by 27.2% to EUR 679.6m.
A deficit of EUR 19.2m was thus recorded in trade with non-EU countries, the Statistics Office said.