Kiroro 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 31% of 736 resorts
+1.9°C+3.3°F
The trend: from -9°C15°F to -7°C19°F. Point at a winter to read it.
Snowfall at the summit
−1%
The trend: from 2.8 m111 in to 2.8 m109 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
−14 days
The trend: from 144 to 130. Point at a winter to read it.
Days with fresh snow at the summit
+1 day
The trend: from 82 to 84. 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
2.9 m115 in
Now
2.8 m110 in
- Snowfall in the village−4%
Then
2.9 m115 in
Now
2.8 m111 in
- Powder days at the summit±0 days
Then
3
Now
3
- Days with a base at the summit−7 days
Then
141
Now
134
- Average temperature at the summit+1.0°C+1.8°F
Then
-9°C16°F
Now
-8°C18°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
- 1950s1950/512.8 m111 in1951/522.1 m83 in1952/532.6 m104 in1953/542.9 m115 in1954/552.9 m114 in1955/562.9 m113 in1956/573.0 m119 in1957/583.3 m130 in1958/592.2 m88 in1959/602.7 m108 in
- 1960s1960/612.4 m94 in1961/622.3 m92 in1962/632.6 m102 in1963/642.4 m95 in1964/653.5 m136 in1965/663.9 m155 in1966/672.1 m81 in1967/682.3 m89 in1968/692.3 m90 in1969/703.9 m153 in
- 1970s1970/712.7 m106 in1971/723.9 m155 in1972/734.2 m165 in1973/743.1 m122 in1974/753.3 m128 in1975/762.6 m101 in1976/773.2 m128 in1977/783.1 m121 in1978/793.4 m134 in1979/802.8 m111 in
- 1980s1980/812.4 m93 in1981/823.3 m130 in1982/831.9 m75 in1983/842.4 m94 in1984/852.7 m105 in1985/862.6 m103 in1986/873.2 m126 in1987/882.7 m106 in1988/892.4 m94 in1989/902.0 m79 in
- 1990s1990/912.4 m93 in1991/922.1 m82 in1992/932.8 m109 in1993/943.1 m124 in1994/952.4 m94 in1995/963.3 m130 in1996/972.9 m112 in1997/981.9 m74 in1998/992.8 m111 in1999/002.8 m109 in
- 2000s2000/013.0 m119 in2001/022.2 m88 in2002/032.5 m99 in2003/043.0 m118 in2004/053.3 m129 in2005/063.1 m124 in2006/073.0 m119 in2007/082.3 m92 in2008/093.5 m138 in2009/103.1 m122 in
- 2010s2010/112.2 m87 in2011/122.9 m116 in2012/133.6 m142 in2013/142.7 m105 in2014/153.4 m133 in2015/162.8 m111 in2016/173.2 m124 in2017/183.4 m132 in2018/192.2 m87 in2019/202.8 m108 in
- 2020s2020/212.9 m113 in2021/222.7 m106 in2022/232.3 m89 in2023/242.6 m102 in2024/252.5 m100 in2025/262.7 m107 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