What's on in Interlaken (Jungfrau), Switzerland through the year
Interlaken, Switzerland has 7 curated events through the year — 3 festivals, 2 seasons, 1 seasonal opening and 1 closure. The ones to plan around: Harder Potschete (January) and Tell open-air theatre (July).
Updated September 2026 · every event curated and sourced · dates for 2026 where they are announced, the usual window where they are not
Best time to visit Interlaken (Jungfrau): weather, crowds and notes →
Interlaken (Jungfrau) events and crowds by month
| Month | What starts | Crowds |
|---|---|---|
| January | Harder Potschete | Busy |
| February | — | Shoulder season |
| March | — | Shoulder season |
| April | — | Busy |
| May | Lake steamers on summer timetable | Busy |
| June | Trail and hut season | Shoulder season |
| July | Tell open-air theatre | Busy |
| August | — | Busy |
| September | Jungfrau Marathon | Busy |
| October | Between-seasons lull | Busy |
| November | — | Quiet |
| December | Ski season up the valleys | Busy |
January in Interlaken (Jungfrau)
Interlaken (Jungfrau) weather in January →Busy — Christmas holidays in Switzerland, school holidays in 7 of the markets that fill it
- Festival
Harder Potschete
2 JanMajor festivalOn 2 January carved wooden masks come down off the Harder and run the streets, chasing whoever is slow. An old winter custom, not a tourist parade, and it starts in the afternoon. Source ↗
Still on: Ski season up the valleys (15 Dec – 15 Apr (usually))
February in Interlaken (Jungfrau)
Interlaken (Jungfrau) weather in February →Shoulder season — school holidays in 3 of the markets that fill it, an ordinary month
Nothing new starts in February.
Still on: Ski season up the valleys (15 Dec – 15 Apr (usually))
March in Interlaken (Jungfrau)
Interlaken (Jungfrau) weather in March →Shoulder season — school holidays in 4 of the markets that fill it, an ordinary month
Nothing new starts in March.
Still on: Ski season up the valleys (15 Dec – 15 Apr (usually))
April in Interlaken (Jungfrau)
Interlaken (Jungfrau) weather in April →Busy — Easter holidays in Switzerland, school holidays in 6 of the markets that fill it
Nothing new starts in April.
Still on: Ski season up the valleys (15 Dec – 15 Apr (usually))
May in Interlaken (Jungfrau)
Interlaken (Jungfrau) weather in May →Busy — Spring holidays in Switzerland, school holidays in 4 of the markets that fill it
- Opening
Lake steamers on summer timetable
9 May – 11 OctSummer season opensThe Thun and Brienz fleets run their full schedule from early May to mid-October, the paddle steamers included. Outside that it drops to a reduced service on the main line. Source ↗
June in Interlaken (Jungfrau)
Interlaken (Jungfrau) weather in June →Shoulder season — school holidays in 4 of the markets that fill it, an ordinary month
- Season
Trail and hut season
15 Jun – 10 Oct · usuallyTrail seasonThe high paths above both lakes and the huts on them run from about mid-June to early October. It is also the paragliding season, which is what most of the Hoehematte traffic is for.
Still on: Lake steamers on summer timetable (9 May – 11 Oct)
July in Interlaken (Jungfrau)
Interlaken (Jungfrau) weather in July →Busy — Summer holidays in Switzerland, school holidays in 7 of the markets that fill it
- Festival
Tell open-air theatre
25 Jul – 5 SepMajor festivalThe Wilhelm Tell play runs outdoors in the Rugen forest through the summer, in German, with horses and a fire. Rain does not stop it; the audience simply gets wet. Source ↗
Still on: Lake steamers on summer timetable (9 May – 11 Oct), Trail and hut season (15 Jun – 10 Oct (usually))
August in Interlaken (Jungfrau)
Interlaken (Jungfrau) weather in August →Busy — Summer holidays in Switzerland, school holidays in 7 of the markets that fill it
Nothing new starts in August.
Still on: Lake steamers on summer timetable (9 May – 11 Oct), Trail and hut season (15 Jun – 10 Oct (usually)), Tell open-air theatre (25 Jul – 5 Sep)
September in Interlaken (Jungfrau)
Interlaken (Jungfrau) weather in September →Busy — Jungfrau Marathon, school holidays in 3 of the markets that fill it
- Festival
Jungfrau Marathon
5 SepMajor festivalCrowdedBook earlyA marathon that climbs 1,800 metres from the town to the Kleine Scheidegg on the first Saturday of September. Beds go early and the trains run to the race, not the timetable. Source ↗
Still on: Lake steamers on summer timetable (9 May – 11 Oct), Trail and hut season (15 Jun – 10 Oct (usually)), Tell open-air theatre (25 Jul – 5 Sep)
October in Interlaken (Jungfrau)
Interlaken (Jungfrau) weather in October →Busy — Autumn holidays in Switzerland, school holidays in 4 of the markets that fill it
- Closure
Between-seasons lull
25 Oct – 10 Dec · usuallyThe summer lifts have stopped, the ski trains have not started and the hotels take their break. Cheap, empty, and the mountains are usually in cloud. Source ↗
Still on: Lake steamers on summer timetable (9 May – 11 Oct), Trail and hut season (15 Jun – 10 Oct (usually))
November in Interlaken (Jungfrau)
Interlaken (Jungfrau) weather in November →Quiet — school holidays in 2 of the markets that fill it, one of its worst months for weather
Nothing new starts in November.
Still on: Between-seasons lull (25 Oct – 10 Dec (usually))
December in Interlaken (Jungfrau)
Interlaken (Jungfrau) weather in December →Busy — Christmas holidays in Switzerland, school holidays in 7 of the markets that fill it
- Season
Ski season up the valleys
15 Dec – 15 Apr · usuallyThe town itself sits at 570 metres and rarely holds snow. Skiing means the train to Grindelwald, Wengen or Muerren, which is half an hour each way before you clip in.
Still on: Between-seasons lull (25 Oct – 10 Dec (usually))