What's on in Chamonix (Mont Blanc), France through the year

Chamonix, France has 8 curated events through the year — 2 festivals, 1 season, 2 seasonal openings and 3 closures. The ones to plan around: Fete des Guides (August) and High mountain huts open (June). August is its peak-crowd month.

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 Chamonix (Mont Blanc): weather, crowds and notes →

Chamonix (Mont Blanc) events and crowds by month

MonthWhat startsCrowds
JanuaryBusy
FebruaryBusy
MarchBusy
AprilLifts close for springBusy
MayBusy
JuneHigh mountain huts openQuiet
JulyBusy
AugustFete des Guides, UTMBPeak crowds
SeptemberAutumn lift shutdownShoulder season
OctoberBusy
NovemberAiguille du Midi maintenanceBusy
DecemberLifts open for winter, Ski seasonBusy

January in Chamonix (Mont Blanc)

Chamonix (Mont Blanc) weather in January

Busy — Christmas holidays in France, school holidays in 6 of the markets that fill it

Nothing new starts in January.

Still on: Ski season (18 Dec – 15 Apr (usually))

February in Chamonix (Mont Blanc)

Chamonix (Mont Blanc) weather in February

Busy — Winter (February) holidays in France, school holidays in 2 of the markets that fill it

Nothing new starts in February.

Still on: Ski season (18 Dec – 15 Apr (usually))

March in Chamonix (Mont Blanc)

Chamonix (Mont Blanc) weather in March

Busy — Winter (February) holidays in France, school holidays in 3 of the markets that fill it

Nothing new starts in March.

Still on: Ski season (18 Dec – 15 Apr (usually))

April in Chamonix (Mont Blanc)

Chamonix (Mont Blanc) weather in April

Busy — Spring holidays in France, school holidays in 5 of the markets that fill it

  • Closure

    Lifts close for spring

    10 Apr – 5 May · usually

    The ski areas shut through the second half of April and the valley goes quiet again until the summer lifts start in June. Source ↗

Still on: Ski season (18 Dec – 15 Apr (usually))

May in Chamonix (Mont Blanc)

Chamonix (Mont Blanc) weather in May

Busy — Spring holidays in France, school holidays in 3 of the markets that fill it

Nothing new starts in May.

Still on: Lifts close for spring (10 Apr – 5 May (usually))

June in Chamonix (Mont Blanc)

Chamonix (Mont Blanc) weather in June

Quiet — school holidays in 4 of the markets that fill it, one of its worst months for weather

  • Opening

    High mountain huts open

    15 Jun – 20 Sep · usuallyTrail seasonBook early

    The staffed refuges on the Tour du Mont Blanc and the Argentiere basin run for about three months and book out for July and August months ahead. Source ↗

July in Chamonix (Mont Blanc)

Chamonix (Mont Blanc) weather in July

Busy — Summer holidays in France, school holidays in 6 of the markets that fill it

Nothing new starts in July.

Still on: High mountain huts open (15 Jun – 20 Sep (usually))

August in Chamonix (Mont Blanc)

Chamonix (Mont Blanc) weather in August

Peak crowds — UTMB, Summer holidays in France

  • Festival

    Fete des Guides

    13–16 Aug · usuallyMajor festival

    The valley's guides parade and are blessed around 15 August, a working ceremony rather than a show, with fireworks off the Brevent side afterwards. Source ↗

  • Festival

    UTMB

    24–30 AugMajor festivalCrowdedBook early

    A week of trail races ending in a 174km lap of the Mont Blanc massif. The town is full, the trails are busy at night and beds are gone a year out. Source ↗

Still on: High mountain huts open (15 Jun – 20 Sep (usually))

September in Chamonix (Mont Blanc)

Chamonix (Mont Blanc) weather in September

Shoulder season — school holidays in 3 of the markets that fill it, an ordinary month

  • Closure

    Autumn lift shutdown

    20 Sep – 31 Oct · usually

    The summer lifts close in stages from late September, which leaves the high paths under new snow and the valley floor as the only walking. Source ↗

Still on: High mountain huts open (15 Jun – 20 Sep (usually))

October in Chamonix (Mont Blanc)

Chamonix (Mont Blanc) weather in October

Busy — All Saints (autumn) holidays in France, school holidays in 3 of the markets that fill it

Nothing new starts in October.

Still on: Autumn lift shutdown (20 Sep – 31 Oct (usually))

November in Chamonix (Mont Blanc)

Chamonix (Mont Blanc) weather in November

Busy — All Saints (autumn) holidays in France

  • Closure

    Aiguille du Midi maintenance

    2 Nov – 18 Dec

    The cable car to 3,842 metres shuts for its annual overhaul for about six weeks in November and early December, which removes the valley's main attraction. Source ↗

December in Chamonix (Mont Blanc)

Chamonix (Mont Blanc) weather in December

Busy — Christmas holidays in France, school holidays in 6 of the markets that fill it

  • Opening

    Lifts open for winter

    5–22 Dec · usuallySki season

    The valley opens in stages through December: Grands Montets first at weekends, the whole resort and the Aiguille du Midi from around the 20th. Source ↗

  • Season

    Ski season

    18 Dec – 15 Apr · usually

    Five separate areas up the valley, open roughly mid-December to mid-April, with the off-piste and the Vallee Blanche the reason people come rather than the pistes.

Still on: Aiguille du Midi maintenance (2 Nov – 18 Dec)

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