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InfoChecked 10 November 2026
Off season: most TMB refuges are closed and the passes may be under snow. The usual season runs from mid-June to mid-September.
Read more Source: Mon Tour du Mont-Blanc
No current alerts. Still check the weather and the official sources below before you set off.
Check before you go
The official sources we check every day:
- Weather and warnings: Météo-France – vigilance Haute-Savoie, Météo-France – vigilance Savoie, Météo-France montagne – Alpes du Nord, MétéoSuisse, Centro funzionale Valle d'Aosta
- Trail and accommodation status: Mon Tour du Mont-Blanc
- Transport: Compagnie du Mont-Blanc, TMR, Tunnel du Mont-Blanc
- Rescue and safety: La Chamoniarde
This information is checked once a day and can change from one hour to the next. On the ground, follow the day’s official bulletins and posted instructions.