Dark-sky places in Sweden
Of 31 dark-sky places and national parks in Sweden, Kosterhavet National Park (of those darker than half of Europe’s land) has the most clear, moonless hours of full darkness: 237 a year (ERA5, 2006–2025). The darkest sky is at Gotska Sandön National Park, darker than 99.8% of Europe’s land (NASA VIIRS 2025).
| Place | Best month | Clear moonless dark hours a year | Darker than… |
|---|---|---|---|
| Kosterhavet National Park national park | March | 237 | 71% |
| Tresticklan National Park national park | March | 222 | 75% |
| Blå Jungfrun national park national park | March | 205 | 82% |
| Djurö National Park national park | March | 198 | 82% |
| Tyresta National Park national park | March | 196 | 10% |
| Färnebofjärden National Park national park | March | 196 | 73% |
| Stenshuvud National Park national park | March | 193 | 49% |
| Garphyttan National Park national park | March | 193 | 40% |
| Nämdö archipelago national park national park | March | 191 | 62% |
| Ängsö National Park national park | March | 190 | 53% |
| Tiveden National Park national park | March | 186 | 77% |
| Norra Kvill National Park national park | March | 185 | 79% |
| Skuleskogen National Park national park | December | 184 | 75% |
| Hamra National Park national park | March | 181 | 95% |
| Dalby Söderskog National Park national park | March | 180 | 6% |
| Björnlandet National Park national park | December | 177 | 90% |
| Söderåsen National Park national park | March | 170 | 40% |
| Gotska Sandön National Park national park | March | 167 | 99.8% |
| National Park Åsnen national park | March | 164 | 76% |
| Store Mosse National Park national park | March | 158 | 62% |
| Fulufjället National Park national park | March | 156 | 97% |
| Haparanda Archipelago National Park national park | October | 149 | 49% |
| Muddus National Park national park | October | 146 | 39% |
| Sonfjället National Park national park | March | 140 | 96% |
| Töfsingdalen National Park national park | March | 86 | 98% |
| Pieljekaise National Park national park | March | 60 | 57% |
| Padjelanta National Park national park | January | 47 | 86% |
| Abisko National Park national park | January | 41 | 61% |
| Vadvetjåkka National Park national park | January | 30 | 65% |
| Sarek National Park national park | January | 21 | 83% |
| Stora Sjöfallet National Park national park | January | 21 | 83% |
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.