Sun Valley saw 159cm of snow across the 2025/26 season, down 31% on last winter. That puts it 12th snowiest of the last 15 winters.
1
powder daymornings over 15cm, worth setting an alarm for.
19cm
biggest single daythe mountain reset overnight on 21 Dec 2025.
35cm
deepest basemeasured on 18 Feb 2026.
70cm
snowiest monthDecember 2025 stole the show.
45cm
best weekseven days from 17 Dec 2025.
79%
of a typical winter's snowfall. A leaner year than usual.
Snow reliability
85/100
ExcellentTypically about 140 ski days a season.
Snowfall by season
The 12th snowiest of the last 15 winters.
Snowfall by month
December was an early-season standout, with 44% of the season's snow.
Modelled base-altitude snowfall from the Open-Meteo ERA5 archive. The grid sits near resort base, not the summit, so treat totals as a valley-level estimate. Source: open-meteo.com.