76 winters, day by day
Aizu Kogen Takatsue Ski Resort, Japan. Every ski winter from 1950/51 to 2025/26.
Aizu Kogen Takatsue Ski Resort, 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 19% of 736 resorts
+1.6°C+2.9°F
The trend: from -5°C22°F to -4°C25°F. Point at a winter to read it.
Snowfall at the summit
−7%
The trend: from 1.8 m71 in to 1.7 m65 in. Point at a winter to read it.
Powder days at the summit
±0 days
The trend: from 2 to 2. Point at a winter to read it.
Days with a base at the summit
−11 days
The trend: from 110 to 98. Point at a winter to read it.
Days with fresh snow at the summit
−2 days
The trend: from 47 to 46. 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−2%
Then
1.7 m69 in
Now
1.7 m68 in
- Snowfall in the village−2%
Then
1.7 m69 in
Now
1.7 m68 in
- Powder days at the summit±0 days
Then
2
Now
2
- Days with a base at the summit−5 days
Then
106
Now
101
- Average temperature at the summit+0.9°C+1.6°F
Then
-5°C23°F
Now
-4°C25°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
- 1950s1950/511.9 m75 in1951/522.2 m86 in1952/531.8 m69 in1953/541.3 m52 in1954/552.0 m80 in1955/562.7 m107 in1956/572.1 m82 in1957/581.5 m61 in1958/591.4 m54 in1959/601.1 m45 in
- 1960s1960/611.6 m62 in1961/621.7 m67 in1962/631.3 m52 in1963/642.1 m82 in1964/651.6 m62 in1965/661.9 m76 in1966/671.5 m59 in1967/681.6 m61 in1968/692.2 m85 in1969/701.5 m58 in
- 1970s1970/711.7 m65 in1971/721.8 m71 in1972/731.8 m71 in1973/741.8 m70 in1974/752.1 m83 in1975/761.4 m54 in1976/771.7 m66 in1977/782.2 m85 in1978/791.4 m56 in1979/801.6 m63 in
- 1980s1980/811.9 m76 in1981/821.3 m52 in1982/831.6 m62 in1983/842.1 m81 in1984/852.0 m80 in1985/862.0 m78 in1986/871.6 m65 in1987/881.9 m73 in1988/891.9 m75 in1989/901.3 m50 in
- 1990s1990/911.5 m58 in1991/921.7 m66 in1992/931.7 m68 in1993/941.7 m67 in1994/951.7 m65 in1995/961.8 m70 in1996/971.4 m56 in1997/982.1 m83 in1998/991.5 m58 in1999/001.5 m60 in
- 2000s2000/012.2 m87 in2001/021.5 m58 in2002/032.3 m90 in2003/041.3 m50 in2004/052.2 m88 in2005/062.1 m81 in2006/071.3 m50 in2007/081.5 m60 in2008/091.9 m74 in2009/102.1 m84 in
- 2010s2010/111.9 m74 in2011/121.9 m76 in2012/131.9 m73 in2013/142.5 m100 in2014/152.1 m84 in2015/161.4 m56 in2016/171.9 m73 in2017/181.5 m61 in2018/191.4 m56 in2019/201.9 m73 in
- 2020s2020/211.1 m41 in2021/221.7 m65 in2022/231.1 m44 in2023/241.6 m65 in2024/251.7 m65 in2025/261.0 m39 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