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Postojna Cave
Slovenia
In Slovenia's Karst hinterland, between Ljubljana and the Adriatic coast. Postojna Cave is Europe's most visited show cave with an underground railway and the olm salamander. The nearby Predjama Castle is built into a cliff face.
What awaits you
ActiveMuseumsNature
Photos
Best time to visit
July–August: up to 27°C with 13h of sunshine per day.
Cooler winters (7°C). Best visited in July–August.
Max. temperature
6°Jan
8°Feb
11°Mar
14°Apr
19°May
24°Jun
27°Jul
27°Aug
20°Sep
18°Oct
10°Nov
6°Dec
Sunshine hours
5hJan
6hFeb
8hMar
9hApr
10hMay
13hJun
13hJul
11hAug
9hSep
7hOct
5hNov
4hDec
Rain days
11dJan
9dFeb
11dMar
12dApr
16dMay
11dJun
12dJul
9dAug
14dSep
12dOct
12dNov
13dDec
Map
Postojna Cave as a Vacation Destination
Postojna Cave is an excellent choice for active holidays. The best time to visit is June, July, August with temperatures up to 27°C.
A rental car is recommended for exploring the surrounding area.
The region offers rich cultural experiences: museums and historic sites, stunning natural landscapes.
Good to know
Price level
€€€
Local languages
SL