76 winters, day by day
Villars/Gryon/Les Diablerets, Switzerland. Every ski winter from 1950/51 to 2025/26.
Villars/Gryon/Les Diablerets, Switzerland. Every ski winter from 1950/51 to 2025/26.
Every day of every winter
Each row is a winter, oldest at the top. Each column is a day, from the start of the season to the end. The darker the blue, the more snow fell that day.
Loading the daily snowfall…
Climate change
Average winter temperature at the summit
Faster warming than 65% of 736 resorts
+2.3°C+4.2°F
The trend: from -9°C16°F to -6°C21°F. Point at a winter to read it.
Snowfall at the summit
−11%
The trend: from 4.5 m177 in to 4.0 m157 in. Point at a winter to read it.
Powder days at the summit
−1 day
The trend: from 14 to 12. Point at a winter to read it.
Days with a base at the summit
−9 days
The trend: from 161 to 151. Point at a winter to read it.
Days with fresh snow at the summit
−9 days
The trend: from 70 to 61. Point at a winter to read it.
Each dot is one winter. The curve is a running average over about ten winters; the dotted line is the straight trend through all of them, and the changes above are measured along it. One winter is weather; the trend is climate.
Then and now
Then 1950/51–1979/80Now 1996/97–2025/26
- Snowfall at the summit−8%
Then
4.4 m173 in
Now
4.0 m158 in
- Snowfall in the village−14%
Then
2.8 m109 in
Now
2.4 m94 in
- Powder days at the summit−1 day
Then
13
Now
12
- Days with a base at the summit−5 days
Then
161
Now
155
- Average temperature at the summit+1.3°C+2.3°F
Then
-8°C17°F
Now
-7°C20°F
Averages per winter over the first and last 30 winters. A powder day brings 10 cm4 in or more of new snow; a base is 30 cm12 in or more on the ground.
Records
All winters
- 1950s1950/515.1 m202 in1951/524.4 m174 in1952/534.2 m164 in1953/542.9 m113 in1954/554.7 m186 in1955/563.1 m123 in1956/572.6 m103 in1957/584.8 m190 in1958/593.4 m133 in1959/604.2 m165 in
- 1960s1960/613.9 m154 in1961/624.4 m174 in1962/634.7 m184 in1963/642.2 m85 in1964/654.2 m166 in1965/666.6 m260 in1966/675.1 m202 in1967/684.6 m181 in1968/694.4 m174 in1969/707.4 m293 in
- 1970s1970/713.2 m125 in1971/723.5 m136 in1972/733.9 m155 in1973/743.7 m144 in1974/755.1 m200 in1975/762.8 m111 in1976/775.6 m220 in1977/786.0 m236 in1978/794.7 m186 in1979/806.0 m235 in
- 1980s1980/814.8 m189 in1981/826.1 m241 in1982/835.3 m207 in1983/844.9 m192 in1984/854.0 m158 in1985/864.9 m192 in1986/874.6 m183 in1987/885.3 m207 in1988/893.8 m148 in1989/903.5 m137 in
- 1990s1990/913.3 m130 in1991/924.0 m157 in1992/933.0 m116 in1993/944.9 m191 in1994/955.9 m231 in1995/962.6 m103 in1996/974.2 m166 in1997/983.9 m152 in1998/995.6 m222 in1999/004.8 m187 in
- 2000s2000/015.1 m200 in2001/023.0 m118 in2002/033.7 m144 in2003/044.1 m161 in2004/053.5 m139 in2005/063.7 m147 in2006/073.1 m123 in2007/084.5 m178 in2008/094.3 m170 in2009/103.4 m133 in
- 2010s2010/112.5 m96 in2011/124.7 m186 in2012/135.5 m218 in2013/144.0 m159 in2014/153.8 m148 in2015/164.6 m181 in2016/172.9 m112 in2017/185.5 m215 in2018/194.0 m159 in2019/204.4 m174 in
- 2020s2020/213.7 m144 in2021/223.5 m138 in2022/233.1 m122 in2023/244.6 m182 in2024/253.3 m131 in2025/263.5 m136 in
Modelled weather from ERA5 and ERA5-Land, not measured on the slopes. Snow depth is the average over a grid cell about 9 km wide, so it can differ a lot from what the piste report says. How SnowOdds works