76 winters, day by day
Lutsen Mountains, United States. Every ski winter from 1950/51 to 2025/26.
Lutsen Mountains, United States. 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.
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Climate change
Average winter temperature at the summit
Faster warming than 52% of 736 resorts
+2.1°C+3.9°F
The trend: from -8°C17°F to -6°C21°F. Point at a winter to read it.
Snowfall at the summit
+13%
The trend: from 1.1 m42 in to 1.2 m48 in. Point at a winter to read it.
Powder days at the summit
±0 days
The trend: from 1 to 1. Point at a winter to read it.
Days with a base at the summit
−30 days
The trend: from 105 to 75. Point at a winter to read it.
Days with fresh snow at the summit
±0 days
The trend: from 31 to 31. 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+4%
Then
1.1 m44 in
Now
1.2 m46 in
- Snowfall in the village+1%
Then
1.3 m50 in
Now
1.3 m50 in
- Powder days at the summit±0 days
Then
1
Now
1
- Days with a base at the summit−23 days
Then
100
Now
77
- Average temperature at the summit+1.5°C+2.8°F
Then
-8°C18°F
Now
-6°C21°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
- 1950s1950/511.7 m68 in1951/521.1 m44 in1952/531.1 m45 in1953/5495 cm37 in1954/5598 cm39 in1955/561.7 m67 in1956/571.5 m57 in1957/5883 cm33 in1958/5968 cm27 in1959/6091 cm36 in
- 1960s1960/6199 cm39 in1961/621.1 m41 in1962/6381 cm32 in1963/6491 cm36 in1964/651.2 m47 in1965/661.3 m51 in1966/6799 cm39 in1967/6883 cm33 in1968/691.4 m56 in1969/701.3 m49 in
- 1970s1970/711.2 m48 in1971/721.3 m50 in1972/7368 cm27 in1973/741.0 m41 in1974/751.5 m57 in1975/761.4 m56 in1976/7769 cm27 in1977/781.1 m43 in1978/791.5 m61 in1979/801.0 m40 in
- 1980s1980/811.0 m41 in1981/821.1 m45 in1982/831.4 m56 in1983/841.1 m41 in1984/851.1 m42 in1985/861.2 m48 in1986/8769 cm27 in1987/8899 cm39 in1988/891.7 m66 in1989/9086 cm34 in
- 1990s1990/911.0 m41 in1991/921.3 m51 in1992/9390 cm35 in1993/941.1 m44 in1994/951.0 m39 in1995/961.8 m70 in1996/971.5 m58 in1997/9883 cm33 in1998/991.1 m43 in1999/0058 cm23 in
- 2000s2000/011.3 m50 in2001/0293 cm37 in2002/0373 cm29 in2003/041.0 m41 in2004/051.1 m42 in2005/0691 cm36 in2006/0776 cm30 in2007/081.0 m40 in2008/091.4 m54 in2009/1066 cm26 in
- 2010s2010/111.3 m49 in2011/1280 cm31 in2012/131.5 m58 in2013/141.9 m74 in2014/1595 cm37 in2015/161.4 m53 in2016/171.2 m48 in2017/1895 cm37 in2018/191.5 m60 in2019/201.4 m56 in
- 2020s2020/2183 cm33 in2021/221.9 m73 in2022/232.2 m88 in2023/2468 cm27 in2024/251.2 m48 in2025/261.5 m58 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