Snow-sure?

How snow-sure is Savognin?

At Savognin, there was enough natural snow at Christmas in 19 of the 30 winters 1984/85–2013/14: at least 30 cm on 10 or more of the 14 days from 22 December to 4 January at mid-mountain (1,900 m; pistes 1,168–2,700 m). With snowmaking: 30 of 30. Climate models expect an average of 9.5 such Christmas days with natural snow there in 2041–2060 (RCP4.5), against 10.5 in 1986–2005. Source: Copernicus C3S, Graubünden region.

Data: C3S UERRA reanalysis, winters 1984/85–2013/14; EURO-CORDEX scenarios to 2060 · calculated 3 November 2026 · Methodology and sources

19 of 30Snowy Christmases · natural snow
30 of 30Snowy Christmases · with snowmaking
123Days ≥ 30 cm per season · natural snow

More snowy Christmases than 19% of ski resorts in Switzerland and than 44% of the 690 European resorts on this site.

Christmas, year by year

1984/852013/14

Each box is one Christmas holiday (22 December to 4 January): the darker, the more days with at least 30 cm of natural snow. Outlined: at least 10 of the 14 days.

Christmases without enough natural snow (1,900 m): 1992/93, 1993/94, 2001/02, 2002/03, 2003/04, 2004/05, 2005/06, 2006/07, 2010/11, 2012/13, 2013/14.

Every winter in numbers
WinterDays ≥ 30 cm, natural snowDays ≥ 30 cm, with snowmaking
1984/8514 of 1414 of 14
1985/8614 of 1414 of 14
1986/8714 of 1414 of 14
1987/8814 of 1414 of 14
1988/8912 of 1414 of 14
1989/9014 of 1414 of 14
1990/9114 of 1414 of 14
1991/9214 of 1414 of 14
1992/932 of 1414 of 14
1993/948 of 1414 of 14
1994/9514 of 1414 of 14
1995/9614 of 1414 of 14
1996/9714 of 1414 of 14
1997/9814 of 1414 of 14
1998/9914 of 1414 of 14
1999/0014 of 1414 of 14
2000/0114 of 1414 of 14
2001/020 of 1414 of 14
2002/037 of 1414 of 14
2003/040 of 1414 of 14
2004/050 of 1414 of 14
2005/060 of 1414 of 14
2006/073 of 1414 of 14
2007/0814 of 1414 of 14
2008/0914 of 1414 of 14
2009/1014 of 1414 of 14
2010/110 of 1414 of 14
2011/1213 of 1414 of 14
2012/130 of 1414 of 14
2013/140 of 1414 of 14

Bottom, middle, top

1,168 m11 of 301,934 m19 of 302,700 m28 of 30
Piste heights and Christmases with enough natural snow (of 30); light: snow-sure (≥ 25 of 30)
LevelmC3S height bandSnowy ChristmasesDays ≥ 30 cm per season
Bottom (lowest run)1,1681,20011 of 3082
Mid-mountain1,9341,90019 of 30123
Top (highest run)2,7002,70028 of 30180

The whole season

Days with ≥ 30 cm (average), Natural snow123
Days with ≥ 30 cm (average), With snowmaking168
Days with ≥ 5 cm of natural snow (average)172
Typical continuous snow cover ≥ 30 cm, Natural snow17 December – 25 April (Winters with a continuous cover: 30/30)
Typical continuous snow cover ≥ 30 cm, With snowmaking17 November – 6 May (Winters with a continuous cover: 30/30)

Christmases with enough natural snow: 13 of 15 in 1984/85–1998/99, 6 of 15 in 1999/2000–2013/14. Snow days (≥ 30 cm) per season on average: 150 and 95.

What about the future? Climate scenarios

PeriodChristmas, days naturalChristmas, days with snowmakingSeason, days naturalSeason, days with snowmaking
Models, reference
1986–2005
10.514.0123168
Scenario RCP4.5 (medium emissions)
2021–2040
9.514.0124169
Scenario RCP4.5 (medium emissions)
2041–2060
9.514.0116164
Scenario RCP8.5 (high emissions)
2021–2040
9.814.0116163
Scenario RCP8.5 (high emissions)
2041–2060
8.814.0108155

Average of several regional climate models (EURO-CORDEX). Compare the scenarios with the model reference 1986–2005, not with the yearly values above: models and reanalysis have different errors. Scenarios are not forecasts.

Same numbers as

The data describe a region and a 100 m height band, not individual runs. These resorts lie in the same region at the same mid-mountain band: Hochwang, Madrisa.

The resort

CountrySwitzerland
Region (NUTS-3)Graubünden (CH056)
Pistes (OpenStreetMap)44 km
Pistes from … to1,168–2,700 m
Lifts8
MapOpenStreetMap

What the numbers mean

How we calculate