76 winters, day by day
Kelly Canyon Ski Resort, United States. Every ski winter from 1950/51 to 2025/26.
Kelly Canyon Ski Resort, United States. 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 21% of 736 resorts
+1.6°C+3.0°F
The trend: from -6°C21°F to -4°C24°F. Point at a winter to read it.
Snowfall at the summit
−21%
The trend: from 2.3 m92 in to 1.9 m73 in. Point at a winter to read it.
Powder days at the summit
±0 days
The trend: from 1 to 1. Point at a winter to read it.
Days with a base at the summit
−41 days
The trend: from 129 to 88. Point at a winter to read it.
Days with fresh snow at the summit
−14 days
The trend: from 65 to 52. 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−14%
Then
2.3 m89 in
Now
1.9 m77 in
- Snowfall in the village−13%
Then
2.4 m96 in
Now
2.1 m83 in
- Powder days at the summit±0 days
Then
1
Now
1
- Days with a base at the summit−24 days
Then
122
Now
98
- Average temperature at the summit+1.0°C+1.8°F
Then
-6°C22°F
Now
-5°C24°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
- 1950s1950/512.3 m92 in1951/522.9 m115 in1952/532.5 m98 in1953/542.1 m81 in1954/551.9 m73 in1955/562.6 m100 in1956/572.3 m92 in1957/582.6 m101 in1958/592.0 m79 in1959/601.7 m68 in
- 1960s1960/611.8 m71 in1961/622.2 m86 in1962/631.5 m59 in1963/642.5 m99 in1964/652.4 m95 in1965/661.8 m72 in1966/672.2 m87 in1967/681.9 m76 in1968/692.4 m95 in1969/702.4 m93 in
- 1970s1970/712.8 m108 in1971/722.4 m94 in1972/732.0 m80 in1973/743.0 m120 in1974/752.8 m108 in1975/762.8 m108 in1976/7796 cm38 in1977/782.5 m97 in1978/792.5 m99 in1979/802.4 m93 in
- 1980s1980/811.4 m54 in1981/822.7 m106 in1982/832.6 m103 in1983/842.7 m106 in1984/852.2 m87 in1985/862.5 m99 in1986/871.4 m53 in1987/881.6 m64 in1988/892.5 m99 in1989/901.4 m57 in
- 1990s1990/911.6 m64 in1991/921.3 m52 in1992/932.6 m102 in1993/941.6 m61 in1994/952.3 m92 in1995/962.1 m82 in1996/972.7 m107 in1997/982.0 m80 in1998/992.5 m99 in1999/001.8 m72 in
- 2000s2000/011.3 m52 in2001/021.9 m76 in2002/031.7 m65 in2003/042.0 m80 in2004/051.6 m64 in2005/062.7 m106 in2006/071.4 m56 in2007/082.1 m84 in2008/092.3 m92 in2009/101.6 m61 in
- 2010s2010/112.7 m106 in2011/121.6 m62 in2012/131.4 m54 in2013/142.0 m77 in2014/151.5 m61 in2015/161.8 m69 in2016/172.3 m92 in2017/181.6 m62 in2018/192.1 m84 in2019/202.0 m79 in
- 2020s2020/211.9 m73 in2021/221.7 m68 in2022/232.8 m108 in2023/242.1 m83 in2024/252.1 m82 in2025/261.1 m43 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