Opening days in Postojna: what's closed on Monday and what's open every day

Good news for planners: none of the 5 top attractions in Postojna with known opening hours closes for a whole weekday. Pick a day to see the opening hours.

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Mon Tue Wed Thu Fri Sat Sun

Monday in Postojna

0 closed · 5 open

Closed on Monday

Nothing closes on Monday — all 5 sights with known hours are open.

Open on Monday

Postojna Cave10:00–15:00
Predjama Castle10:00–15:30
Postojna Cave Park10:00–15:00
Postojna Cave Train10:00–15:00
Planinsko poljeOpen 24 hoursOpen late

Opening days at a glance

Local time, 24-hour clock. Tap a sight for details and tickets.

	Mon	Tue	Wed	Thu	Fri	Sat	Sun
Postojna Cave	10–15	10–15	10–15	10–15	10–15	10–15	10–15
Predjama Castle	10–15:30	10–15:30	10–15:30	10–15:30	10–15:30	10–15:30	10–15:30
Postojna Cave Park	10–15	10–15	10–15	10–15	10–15	10–15	10–15
Postojna Cave Train	10–15	10–15	10–15	10–15	10–15	10–15	10–15
Planinsko polje	24h	24h	24h	24h	24h	24h	24h

Open late in Postojna

Sights still open after 20:00 — good for warm evenings and busy days.

Planinsko poljeOpen late until 24:00 on every day

Frequently asked questions

Are museums and attractions in Postojna closed on Monday?

No. All 5 top sights in Postojna with known hours are open on Monday.

What is open on Sunday in Postojna?

On Sunday, 5 of the 5 top sights in Postojna are open: Postojna Cave, Predjama Castle, Postojna Cave Park, Postojna Cave Train, Planinsko polje.

Which attractions in Postojna are open every day?

5 top sights in Postojna are open all seven days: Postojna Cave, Predjama Castle, Postojna Cave Park, Postojna Cave Train, Planinsko polje.

Which sights in Postojna are open late?

Planinsko polje stay open until 20:00 or later on some days.

Opening days from Google Maps (checked 2026-09-07). Public holidays, strikes and seasonal hours can differ — check the official website before you go. Times are local (Europe/Ljubljana).

All things to do in Postojna