76 winters, day by day
Mizuho Highland, Japan. Every ski winter from 1950/51 to 2025/26.
Mizuho Highland, Japan. 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 9% of 736 resorts
+1.2°C+2.2°F
The trend: from 0°C32°F to 1°C34°F. Point at a winter to read it.
Snowfall at the summit
−23%
The trend: from 91 cm36 in to 70 cm28 in. Point at a winter to read it.
Powder days at the summit
±0 days
The trend: from 0 to 0. Point at a winter to read it.
Days with a base at the summit
−6 days
The trend: from 7 to 1. Point at a winter to read it.
Days with fresh snow at the summit
−7 days
The trend: from 29 to 21. 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−13%
Then
84.733 cm33 in
Now
73.6 cm29 in
- Snowfall in the village−19%
Then
53.067 cm21 in
Now
43.067 cm17 in
- Powder days at the summit±0 days
Then
0
Now
0
- Days with a base at the summit−3 days
Then
4
Now
1
- Average temperature at the summit+0.8°C+1.4°F
Then
0°C32°F
Now
1°C34°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
- 1950s1950/5165 cm26 in1951/5295 cm37 in1952/5382 cm32 in1953/5466 cm26 in1954/5572 cm28 in1955/561.2 m48 in1956/5796 cm38 in1957/5881 cm32 in1958/5935 cm14 in1959/6048 cm19 in
- 1960s1960/6175 cm30 in1961/6294 cm37 in1962/631.4 m53 in1963/6472 cm28 in1964/651.1 m44 in1965/6656 cm22 in1966/6791 cm36 in1967/681.5 m57 in1968/6997 cm38 in1969/7075 cm30 in
- 1970s1970/7177 cm30 in1971/7266 cm26 in1972/7368 cm27 in1973/741.1 m42 in1974/751.1 m42 in1975/7667 cm26 in1976/7790 cm35 in1977/7895 cm37 in1978/7962 cm24 in1979/8090 cm35 in
- 1980s1980/811.1 m44 in1981/8290 cm35 in1982/8379 cm31 in1983/841.6 m63 in1984/851.1 m43 in1985/8698 cm39 in1986/8791 cm36 in1987/8866 cm26 in1988/8954 cm21 in1989/9060 cm24 in
- 1990s1990/9176 cm30 in1991/9264 cm25 in1992/9354 cm21 in1993/9499 cm39 in1994/9558 cm23 in1995/9687 cm34 in1996/9786 cm34 in1997/9861 cm24 in1998/9959 cm23 in1999/0083 cm33 in
- 2000s2000/0198 cm39 in2001/0259 cm23 in2002/0377 cm30 in2003/0491 cm36 in2004/051.0 m40 in2005/061.2 m48 in2006/0727 cm11 in2007/0891 cm36 in2008/0970 cm28 in2009/1096 cm38 in
- 2010s2010/1199 cm39 in2011/1299 cm39 in2012/1371 cm28 in2013/1480 cm31 in2014/1591 cm36 in2015/1657 cm22 in2016/1780 cm31 in2017/1860 cm24 in2018/1932 cm13 in2019/2042 cm17 in
- 2020s2020/2160 cm24 in2021/2258 cm23 in2022/2380 cm31 in2023/2447 cm19 in2024/2583 cm33 in2025/2649 cm19 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