May · Slovenia
Best time to visit Postojna Cave in MayWeather, crowds & prices
May score
7.7/10
Ranked #4 of 12 months
- Avg temp
- 14°C
- Rainfall
- 167 mm
- Humidity
- 81%
- Sunny days
- 21
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
May in Postojna Cave scores 7.7/10 for nature and wildlife travel - an above-average month (#4 of 12). Expect around 14°C, 167 mm of rain, and roughly 21 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 May?
- In May, Postojna Cave averages 14°C, 167 mm of rain, and about 21 sunny days. Its climate-comfort score is 7.7/10.
- Is May a good time to visit Postojna Cave?
- May earns a 7.7/10 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 May?
- Expect about 167 mm of rain in May. Average humidity is 81% and there are about 21 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.