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Blue Cave

Blue Cave 1
Travel Info
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Travel Info

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Blue Cave Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Blue Cave year round climate

  • Spring (March–May): Average 36–55°F, climate transitioning from cold to mild, with less rainfall. Common activities: Sightseeing, snow viewing (if snow is present). Recommended clothing: Warm jacket, sweater, scarf, gloves.
  • Summer (June–August): Average 63–75°F, warm and humid climate, moderate rainfall. Common activities: Hiking, playing by streams (safety precautions needed). Recommended clothing: Light and breathable clothing, rain gear.
  • Autumn (September–November): Average 42–67°F, cool climate, relatively high rainfall, with October being the rainiest month. Common activities: Maple leaf viewing (if maple trees are present), enjoying the crisp autumn scenery. Recommended clothing: Light jacket, comfortable trousers.
  • Winter (December–February): Average -3.0–-35.1°F, cold climate, moderate to high rainfall. Common activities: Skiing (if nearby ski resorts are available), enjoying winter landscapes. Recommended clothing: Heavy warm jacket, hat, scarf, gloves, waterproof and windproof outerwear.

Blue Cave climatological average

Annual average temperature: approx. 49.3°F / Annual rainfall: approx. 1444 mm / Summer humidity: 70%–80% / Rainiest month: October

Blue Cave monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
26.6°F
155.5
February
28°F
117.6
March
36.5°F
59.9
April
47.5°F
52.1
May
55.8°F
67.6
June
63.5°F
83
July
72.3°F
124.4
August
75.4°F
158.6
September
67.6°F
143.7
October
55°F
178.9
November
42.8°F
178
December
28.9°F
124.7

Blue Cave weather for the next seven days

2/6
Friday
Blizzard
28.2°F/17.1°F
2/7
Saturday
Light snow showers
21.9°F/17°F
2/8
Sunday
Heavy snow
25.9°F/17.5°F
2/9
Monday
Blizzard
24.5°F/19.7°F
2/10
Tuesday
Light freezing rain
34.5°F/20°F
2/11
Wednesday
Blowing snow
35.2°F/27.8°F
2/12
Thursday
Blowing snow
27.8°F/23.6°F

Blue Cave Frequently Asked Questions and Useful Information for Travel

Why is the Blue Cave famous?

The Blue Cave is famous for the mesmerising blue light that appears at certain times of the day. This natural phenomenon creates a unique glow within the grotto, making it one of the most celebrated natural beauty spots on the Adriatic coast.

Is the Blue Cave a real place?

Yes, the Blue Cave, also known as Modra Špilja, is a real natural sea cave located on the island of Biševo, near the island of Vis in Croatia. It's a highly sought-after destination for visitors to the Dalmatian coast.

Is the Blue Cave worth seeing?

The Blue Cave is absolutely worth seeing for its unparalleled natural beauty and the unique blue light effect. While boat tours can be enjoyable, the cave itself is the main attraction and offers an unforgettable visual experience.

Where is the Blue Cave located?

The Blue Cave is situated in the central Dalmatian archipelago of Croatia, specifically on the small island of Biševo, approximately 5 km south-west of the larger island of Vis.

What makes the Blue Cave unique?

The Blue Cave's uniqueness stems from its remarkable natural phenomenon where sunlight penetrates underwater passages and reflects off the white sandy seabed, illuminating the cave with an ethereal blue light. This effect is most striking between late morning and early afternoon.