76 winters, day by day
Sommet Saint-Sauveur, Canada. Every ski winter from 1950/51 to 2025/26.
Sommet Saint-Sauveur, Canada. 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 10% of 736 resorts
+1.3°C+2.4°F
The trend: from -6°C20°F to -5°C23°F. Point at a winter to read it.
Snowfall at the summit
−1%
The trend: from 1.9 m75 in to 1.9 m74 in. Point at a winter to read it.
Powder days at the summit
±0 days
The trend: from 3 to 3. Point at a winter to read it.
Days with a base at the summit
−13 days
The trend: from 110 to 97. Point at a winter to read it.
Days with fresh snow at the summit
−2 days
The trend: from 44 to 42. 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−3%
Then
1.9 m76 in
Now
1.9 m74 in
- Snowfall in the village−1%
Then
2.1 m83 in
Now
2.1 m82 in
- Powder days at the summit±0 days
Then
4
Now
3
- Days with a base at the summit−10 days
Then
109
Now
99
- Average temperature at the summit+1.0°C+1.8°F
Then
-6°C21°F
Now
-5°C23°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
- 1950s1950/512.5 m96 in1951/522.5 m98 in1952/531.6 m61 in1953/541.7 m69 in1954/552.3 m91 in1955/561.6 m62 in1956/571.1 m43 in1957/582.0 m80 in1958/592.1 m82 in1959/602.2 m86 in
- 1960s1960/611.8 m70 in1961/622.0 m78 in1962/631.7 m69 in1963/6495 cm37 in1964/651.5 m60 in1965/661.8 m72 in1966/671.7 m68 in1967/681.4 m56 in1968/691.9 m76 in1969/702.0 m77 in
- 1970s1970/712.5 m98 in1971/722.3 m92 in1972/732.0 m80 in1973/742.4 m95 in1974/752.5 m99 in1975/762.5 m99 in1976/772.0 m80 in1977/782.2 m87 in1978/792.1 m83 in1979/801.1 m44 in
- 1980s1980/811.6 m64 in1981/822.0 m78 in1982/831.4 m57 in1983/842.4 m93 in1984/852.1 m81 in1985/861.6 m61 in1986/871.6 m62 in1987/881.7 m66 in1988/891.7 m69 in1989/901.9 m76 in
- 1990s1990/911.8 m72 in1991/921.6 m65 in1992/931.8 m71 in1993/941.9 m75 in1994/951.5 m57 in1995/962.1 m81 in1996/972.4 m93 in1997/981.8 m70 in1998/992.0 m79 in1999/001.7 m67 in
- 2000s2000/011.8 m71 in2001/021.8 m71 in2002/031.6 m63 in2003/041.4 m55 in2004/051.6 m63 in2005/061.9 m76 in2006/071.8 m70 in2007/083.1 m120 in2008/091.8 m72 in2009/101.4 m54 in
- 2010s2010/111.9 m75 in2011/121.6 m64 in2012/132.1 m84 in2013/142.0 m80 in2014/151.4 m57 in2015/161.9 m75 in2016/172.0 m79 in2017/181.9 m73 in2018/192.4 m96 in2019/201.9 m76 in
- 2020s2020/211.5 m60 in2021/222.1 m81 in2022/232.3 m89 in2023/241.9 m75 in2024/251.8 m71 in2025/261.8 m72 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