Madrisa, 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 55% of 736 resorts
+2.2°C+3.9°F
The trend: from -12°C11°F to -10°C15°F. Point at a winter to read it.
Snowfall at the summit
−9%
The trend: from 4.9 m194 in to 4.5 m176 in. Point at a winter to read it.
Powder days at the summit
−2 days
The trend: from 14 to 12. Point at a winter to read it.
Days with a base at the summit
−5 days
The trend: from 169 to 164. Point at a winter to read it.
Days with fresh snow at the summit
−4 days
The trend: from 78 to 74. 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−5%
Then
4.8 m188 in
Now
4.5 m178 in
- Snowfall in the village−16%
Then
2.7 m108 in
Now
2.3 m91 in
- Powder days at the summit−1 day
Then
13
Now
12
- Days with a base at the summit−2 days
Then
168
Now
166
- Average temperature at the summit+1.2°C+2.2°F
Then
-11°C12°F
Now
-10°C14°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
- 1950s1950/515.7 m226 in1951/524.9 m193 in1952/534.7 m184 in1953/543.7 m145 in1954/555.4 m212 in1955/563.9 m154 in1956/573.1 m123 in1957/584.7 m186 in1958/593.7 m146 in1959/604.6 m183 in
- 1960s1960/614.1 m160 in1961/625.0 m198 in1962/634.5 m176 in1963/643.0 m118 in1964/655.5 m217 in1965/665.9 m231 in1966/676.9 m271 in1967/685.2 m204 in1968/693.9 m154 in1969/706.9 m272 in
- 1970s1970/713.4 m135 in1971/723.7 m145 in1972/734.3 m171 in1973/745.4 m213 in1974/756.3 m246 in1975/763.4 m135 in1976/775.7 m226 in1977/785.5 m217 in1978/794.5 m176 in1979/806.0 m237 in
- 1980s1980/814.8 m187 in1981/825.9 m231 in1982/835.3 m207 in1983/844.9 m191 in1984/854.4 m172 in1985/864.9 m194 in1986/875.1 m202 in1987/885.8 m227 in1988/894.6 m183 in1989/904.1 m160 in
- 1990s1990/913.5 m139 in1991/926.0 m237 in1992/934.6 m181 in1993/944.8 m188 in1994/956.1 m240 in1995/963.1 m122 in1996/974.8 m187 in1997/984.4 m174 in1998/996.5 m256 in1999/006.5 m256 in
- 2000s2000/016.0 m235 in2001/024.5 m176 in2002/034.1 m160 in2003/044.5 m178 in2004/053.9 m152 in2005/064.1 m163 in2006/073.8 m148 in2007/085.7 m223 in2008/095.0 m198 in2009/103.6 m142 in
- 2010s2010/112.9 m112 in2011/125.5 m218 in2012/134.4 m175 in2013/143.8 m149 in2014/154.4 m173 in2015/164.1 m161 in2016/173.8 m149 in2017/185.0 m196 in2018/195.6 m219 in2019/204.5 m177 in
- 2020s2020/214.2 m165 in2021/224.0 m156 in2022/233.9 m155 in2023/246.6 m259 in2024/252.8 m109 in2025/263.0 m119 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