76 winters, day by day
Masik Ryong (Masik Pass), North Korea. Every ski winter from 1950/51 to 2025/26.
Masik Ryong (Masik Pass), North Korea. 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 91% of 736 resorts
+3.0°C+5.4°F
The trend: from -8°C17°F to -5°C22°F. Point at a winter to read it.
Snowfall at the summit
−34%
The trend: from 1.3 m52 in to 88 cm35 in. Point at a winter to read it.
Powder days at the summit
−1 day
The trend: from 3 to 2. Point at a winter to read it.
Days with a base at the summit
−32 days
The trend: from 51 to 18. Point at a winter to read it.
Days with fresh snow at the summit
−7 days
The trend: from 27 to 20. 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−26%
Then
1.2 m49 in
Now
91.867 cm36 in
- Snowfall in the village−26%
Then
1.2 m49 in
Now
91.933 cm36 in
- Powder days at the summit−1 day
Then
2
Now
2
- Days with a base at the summit−22 days
Then
44
Now
22
- Average temperature at the summit+1.8°C+3.3°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
- 1950s1950/511.0 m39 in1951/5286 cm34 in1952/5394 cm37 in1953/541.1 m42 in1954/5566 cm26 in1955/561.2 m47 in1956/571.1 m44 in1957/581.4 m57 in1958/591.9 m74 in1959/6088 cm35 in
- 1960s1960/611.4 m56 in1961/621.2 m48 in1962/631.8 m69 in1963/641.7 m66 in1964/651.3 m52 in1965/661.5 m59 in1966/6791 cm36 in1967/6855 cm22 in1968/691.7 m67 in1969/7099 cm39 in
- 1970s1970/711.5 m57 in1971/722.4 m96 in1972/731.1 m42 in1973/7490 cm35 in1974/7596 cm38 in1975/761.4 m53 in1976/771.1 m41 in1977/781.5 m59 in1978/791.6 m65 in1979/8085 cm33 in
- 1980s1980/811.3 m52 in1981/8273 cm29 in1982/831.7 m67 in1983/8474 cm29 in1984/851.3 m51 in1985/861.1 m43 in1986/871.4 m56 in1987/8877 cm30 in1988/891.8 m70 in1989/901.5 m58 in
- 1990s1990/911.1 m42 in1991/921.9 m74 in1992/931.4 m54 in1993/9499 cm39 in1994/9582 cm32 in1995/9671 cm28 in1996/9775 cm30 in1997/981.2 m49 in1998/991.1 m41 in1999/0076 cm30 in
- 2000s2000/011.3 m50 in2001/0246 cm18 in2002/031.5 m59 in2003/0497 cm38 in2004/0578 cm31 in2005/0672 cm28 in2006/0773 cm29 in2007/0874 cm29 in2008/0989 cm35 in2009/101.4 m54 in
- 2010s2010/1197 cm38 in2011/121.5 m57 in2012/131.3 m50 in2013/1481 cm32 in2014/1557 cm22 in2015/1684 cm33 in2016/1780 cm31 in2017/1894 cm37 in2018/1949 cm19 in2019/201.3 m52 in
- 2020s2020/2166 cm26 in2021/2265 cm26 in2022/2350 cm20 in2023/241.7 m69 in2024/2567 cm26 in2025/2662 cm24 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