Aletsch Arena saw 316cm of snow across the 2025/26 season, down 15% on last winter, with 4 fewer powder days than last year. That puts it 25th snowiest of the last 31 winters.
1
powder daymornings over 15cm, worth setting an alarm for.
36cm
biggest single daythe mountain reset overnight on 14 Mar 2026.
1742cm
deepest basemeasured on 1 Apr 2026.
97cm
snowiest monthMarch 2026 stole the show.
61cm
best weekseven days from 9 Mar 2026.
71%
of a typical winter's snowfall. A leaner year than usual.
Snow reliability
100/100
ExcellentTypically about 181 ski days a season.
Snowfall by season
The 25th snowiest of the last 31 winters.
Snowfall by month
March was a late-season surge, with 31% of the season's snow.
Modelled base-altitude snowfall from ERA5 reanalysis (Copernicus), EM Snow archive. The grid sits near resort base, not the summit, so treat totals as a valley-level estimate.