September 2026 in Slovenia
2 holidays / observances this month. Notable dates include Return of Primorska to the Motherland, Slovenian Sports Day. See the full 2026 calendar or holidays list.
Calendar
September 2026 — Slovenia
Full September 2026 calendar for Slovenia. Tap a marked day for holiday details.
Public / federal holidayObservanceInternational dayToday
September 2026
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Holidays in September
2 dates
Return of Primorska to the Motherland
Tue, Sep 15 · Observance
Slovenian Sports Day
Wed, Sep 23 · Observance