Dark-sky places in Croatia
Of 10 dark-sky places and national parks in Croatia, Mljet Nacionalni Park (of those darker than half of Europe’s land) has the most clear, moonless hours of full darkness: 656 a year (ERA5, 2006–2025). The darkest sky is at Northern Velebit National Park, darker than 77% of Europe’s land (NASA VIIRS 2025).
| Place | Best month | Clear moonless dark hours a year | Darker than… |
|---|---|---|---|
| Mljet Nacionalni Park national park | August | 656 | 77% |
| National Park Kornati national park | August | 591 | 76% |
| Krka National Park national park | August | 556 | 47% |
| National Park Brijuni national park | December | 462 | 35% |
| Vrani kamen International Dark Sky Park | October | 404 | 73% |
| Northern Velebit National Park national park | August | 399 | 77% |
| Petrova Gora International Dark Sky Park | August | 375 | 55% |
| Paklenica national park | August | 371 | 68% |
| Risnjak National Park national park | March | 317 | 59% |
| Plitvice Lakes National Park national park | August | 316 | 75% |
Climate, not a forecast: these are shares of past nights (ERA5 reanalysis, 2006–2025), not a prediction for a particular night. Check a forecast before you go.