76 winters, day by day
Beidahu Ski Resort, China. Every ski winter from 1950/51 to 2025/26.
Beidahu Ski Resort, China. 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 100% of 736 resorts
+3.7°C+6.6°F
The trend: from -16°C4°F to -12°C11°F. Point at a winter to read it.
Snowfall at the summit
−28%
The trend: from 85 cm33 in to 61 cm24 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
−26 days
The trend: from 49 to 23. Point at a winter to read it.
Days with fresh snow at the summit
−8 days
The trend: from 26 to 18. 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−18%
Then
79.7 cm31 in
Now
65.333 cm26 in
- Powder days at the summit±0 days
Then
0
Now
0
- Days with a base at the summit−20 days
Then
46
Now
26
- Average temperature at the summit+2.2°C+4.0°F
Then
-15°C5°F
Now
-13°C9°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
- 1950s1950/5179 cm31 in1951/5282 cm32 in1952/5350 cm20 in1953/5486 cm34 in1954/5584 cm33 in1955/5683 cm33 in1956/5788 cm35 in1957/581.0 m40 in1958/5951 cm20 in1959/6084 cm33 in
- 1960s1960/6179 cm31 in1961/6283 cm33 in1962/6340 cm16 in1963/6471 cm28 in1964/6596 cm38 in1965/661.1 m43 in1966/6767 cm26 in1967/6871 cm28 in1968/691.0 m41 in1969/7081 cm32 in
- 1970s1970/7169 cm27 in1971/7286 cm34 in1972/731.0 m41 in1973/7456 cm22 in1974/7565 cm26 in1975/7681 cm32 in1976/7768 cm27 in1977/7878 cm31 in1978/791.0 m40 in1979/8094 cm37 in
- 1980s1980/8183 cm33 in1981/8268 cm27 in1982/8360 cm24 in1983/8457 cm22 in1984/8559 cm23 in1985/861.2 m47 in1986/8796 cm38 in1987/881.1 m42 in1988/8970 cm28 in1989/9077 cm30 in
- 1990s1990/9193 cm37 in1991/9247 cm19 in1992/9378 cm31 in1993/9472 cm28 in1994/9545 cm18 in1995/9653 cm21 in1996/9779 cm31 in1997/9834 cm13 in1998/991.0 m39 in1999/0086 cm34 in
- 2000s2000/0181 cm32 in2001/0253 cm21 in2002/0343 cm17 in2003/0486 cm34 in2004/0578 cm31 in2005/0651 cm20 in2006/0781 cm32 in2007/0840 cm16 in2008/0967 cm26 in2009/101.1 m44 in
- 2010s2010/1180 cm31 in2011/1260 cm24 in2012/131.3 m50 in2013/1464 cm25 in2014/1567 cm26 in2015/1659 cm23 in2016/1765 cm26 in2017/1854 cm21 in2018/1924 cm9 in2019/2076 cm30 in
- 2020s2020/2142 cm17 in2021/2257 cm22 in2022/2335 cm14 in2023/2454 cm21 in2024/2565 cm26 in2025/2642 cm17 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