Grächen
Typically -12.3°C · 22cm fresh / week · powder day 41% · mixed 50%
What to expect in weeks 1–4
Based on 29 winters of weather data, modelled at ~2018m (not the village). Any single year can be very different.
Typically mixed, around -12.3°C, with 22cm of fresh snow over the week. Powder days hit 41% of the time. Other weeks run stormy.
What a season here looks like
Each track shows the typical range across 29 winters. The marker shows where your selected weeks sit.
The snow has held. The air has not.
Grächen's typical base has sat near 56cm since 1950, and a good winter still beats a bad one by 51cm, far more than any decade here differs from another. The winter freezing level has climbed 46m a decade.
Across single winters (1956–57 to 1976–77).
1950–1959 to 2020–2025. The Valais region moved −20cm.
Per decade. 787m in 1950–1959, 1132m now. Still 487m below the village.
Calibrated reanalysis, 1950–2025. Bars are each winter's mean base, rules each decade's mean. 2020–2025 holds 6 winters, not ten. Every figure here averages a full season, so none of them will match the readings for your chosen weeks above.
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Transfers
| Airport | Drive | Train |
|---|---|---|
| Bern (BRN) | 177 min | |
| Geneva (GVA) | 180 min | |
| Milan Malpensa (MXP) | 182 min | |
| Turin (TRN) | 226 min |
Method & sources
We weigh snow reliability against this resort's own history, add live conditions where we have them, then adjust for how hard the trip is for your group.
- 01ERA5-Land hourly grid → daily SWE & snow depth at the resort cell.
- 02Bias-correct against ground stations (SLF / Météo-France nivôse).
- 03Build per-week climatological percentile · 30 winters.
- 04Anomaly = current week vs. cell's own 30-year baseline.
- 05Snow-sure read at the highest-snow cell within ~15km. When most resorts are bare, ranking shifts toward this, surfacing glaciers in shoulder seasons.
- 06Weight + rank against your origin & vibe profile.
Snow data sources
Ground stations the score is based on.
- SAA2slf
- STN2slf