Interlaken (Jungfrau) weather in October
October in Interlaken: cool, rainy, with clean air — an excellent time to visit.
Updated September 2026 · climate normals from ERA5 reanalysis
#4 of 12 months in Interlaken · #509 of 1413 destinations to visit in October · comfort 81/100 (tier A)
- Days
- 15°C
- Nights
- 7°C
- Wet days
- 13
- Sun
- 7.5 h
- Humidity
- 83%
- Daylight
- 11 h

Traveller notes on Interlaken in October
Other months in Interlaken
Interlaken-forum threads on a May visit describe the Lauterbrunnen valley as genuinely rewarding, posters naming snowmelt as the reason its many waterfalls run especially full in May. Regulars call the actual visible count genuinely variable year to year, several posters naming as few as ten falls some years depending on the previous winter's snow. Posters call some higher trails genuinely still blocked by lingering snow in May, several regulars naming this a real limitation for a more ambitious hike. Regulars call Trummelbach Falls a real standard stop, several threads naming its glacier-fed, inside-the-mountain gorge as running nine to five daily starting in early April, well within range for May. Posters recommend checking trail conditions before higher routes in May, several regulars calling this standard given how much snow lingers at altitude. The record: 18.3C days, 8.3C nights, an extraordinarily high 188mm across nearly 20 days and 82 percent humidity.
Interlaken-forum threads on February describe the valley itself as genuinely mild by Alpine standards, posters calling low fog off the lakes the bigger issue some days rather than actual cold, grey and flat light more the complaint than harsh temperatures. Regulars call the snow line typically sitting a few hundred meters above the village, meaning skiers head up while the town often stays clear or lightly dusted. Posters describe hiking trails as generally buried in real snow this time of year, most walking routes better suited to spring or summer instead. Regulars call the town genuinely pleasant in winter, quiet streets and plenty of open restaurants without the summer crowds. Posters recommend the cable car up to Harder Kulm or a train toward Grindelwald for reliable snow scenery if the valley floor looks grey. Regulars call the November-to-early-March stretch underrated. The record: 7.6C days feeling like 5C, -0.3C nights, 96.8mm across nearly 12 days and 78 percent humidity.
Interlaken-forum threads on a January visit describe the town as genuinely quiet this time of year, posters calling tourist numbers far lower than the summer peak while shops still run a normal schedule. Regulars call snow at Interlaken's own lower elevation inconsistent, some visitors reporting a proper covering while others find the valley floor bare and grey. Posters recommend the train up to Wengen or nearby mountain villages for a considerably more reliable shot at real winter scenery. Regulars describe January weather as capable of running either way, one visitor reporting sunshine daily, another calling the same month dark and overcast throughout. Posters call the town's train connections a genuine strength, day trips into the Jungfrau region easy from this base. Regulars recommend flexible plans given how unpredictable lowland weather runs. The record: 3.9C days feeling like 1C, -2.2C nights, an extraordinarily high 132.8mm across over 14 days and 81 percent humidity.
Interlaken-forum threads on late-August conditions call this genuinely the strongest stretch of the year locally, comfortably warm days typical down in the valley even as the month wears on. Posters describe the classic summer pattern as sun through the morning and early afternoon with a real chance of a thunderstorm building later, standard rather than an anomaly. Regulars are direct conditions up at elevation run dramatically different, temperatures on the Jungfraujoch capable of dropping below zero even during an otherwise warm week, a proper jacket essential for anyone heading up. Posters recommend real waterproof layers regardless of how settled the valley forecast looks. Regulars call the lakes and peaks worth the trip regardless of which pattern a given day brings. Posters recommend checking current conditions before any cable car trip up. The record: 24.7C days feeling like 27C, 14.3C nights, an extraordinarily high 184mm across over 16 days and 80 percent humidity.
Add your own note from Interlaken's card on the map.
Interlaken climate normals — October
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Interlaken in October
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
BusyAutumn holidays in Switzerland, school holidays in 4 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Interlaken's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Fair weatherInterlaken's best weather comes in April, May and September — separate windows, not one continuous season.
Best weatherFair weatherToughest weather
What's on in Interlaken in October
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- 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 ↗
- 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.
- 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 ↗
Nearby, and something's on
Within 300 km of Interlaken — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Interlaken?
Interlaken in October — FAQ
- Is October a good time to visit Interlaken?
- October in Interlaken: cool, rainy, with clean air — an excellent time to visit. It ranks #4 of 12 months for Interlaken on SeasonMap's comfort score (81/100).
- What is the weather like in Interlaken in October?
- In October, Interlaken averages a daily high of 15.1°C and a low of 6.6°C, with about 121.2 mm of rain over roughly 13.4 rainy days.
- What is the air quality in Interlaken in October?
- Interlaken has a mean US Air Quality Index of about 30 in October.
- Does it snow in Interlaken in October?
- Interlaken sees roughly 10.9 cm of snowfall in October.
Within 300 km: Bern's Rendez-vous Bundesplatz on 17 Oct – 21 Nov, and Engelberg's Glacier skiing opens around 1 Oct – 25 Nov.