December · Slovenia
Best time to visit Postojna Cave in DecemberWeather, crowds & prices
December score
2.5/10
Ranked #12 of 12 months
- Avg temp
- 1°C
- Rainfall
- 128 mm
- Humidity
- 93%
- Sunny days
- 0
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $$ · Moderate Cost ($$)
December in Postojna Cave scores 2.5/10 for nature and wildlife travel - ranked #12 of 12. Expect around 1°C, 128 mm of rain, and roughly 0 sunny days this month.
Postojna Cave is a karst cathedral of stalactites-electric train rides deep underground and nearby Predjama Castle cliff views. Best window: late spring through early autumn.
Frequently asked
- What is the weather like in Postojna Cave in December?
- In December, Postojna Cave averages 1°C, 128 mm of rain, and about 0 sunny days. Its climate-comfort score is 2.5/10.
- Is December a good time to visit Postojna Cave?
- December earns a 2.5/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Postojna Cave in December?
- Expect about 128 mm of rain in December. Average humidity is 93% and there are about 0 sunny days.
Curated in Postojna Cave
Tickets & experiences
Things to do in Postojna Cave
Postojna Cave, Slovenia. Live activities and tours from GetYourGuide, matched to this destination.