76 winters, day by day
Kirkwood Mountain Resort, United States. Every ski winter from 1950/51 to 2025/26.
Kirkwood Mountain 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 7% of 736 resorts
+1.1°C+2.0°F
The trend: from -6°C22°F to -4°C24°F. Point at a winter to read it.
Snowfall at the summit
−6%
The trend: from 5.4 m211 in to 5.1 m199 in. Point at a winter to read it.
Powder days at the summit
−1 day
The trend: from 18 to 18. Point at a winter to read it.
Days with a base at the summit
−13 days
The trend: from 146 to 133. Point at a winter to read it.
Days with fresh snow at the summit
−3 days
The trend: from 57 to 54. 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
5.3 m209 in
Now
5.2 m205 in
- Snowfall in the village−2%
Then
5.3 m209 in
Now
5.2 m205 in
- Powder days at the summit±0 days
Then
18
Now
18
- Days with a base at the summit−5 days
Then
142
Now
136
- Average temperature at the summit+0.7°C+1.2°F
Then
-5°C22°F
Now
-5°C23°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
- 1950s1950/515.1 m200 in1951/529.1 m357 in1952/536.0 m235 in1953/545.0 m196 in1954/554.8 m188 in1955/566.5 m257 in1956/574.1 m163 in1957/587.4 m290 in1958/593.5 m137 in1959/604.3 m169 in
- 1960s1960/613.9 m153 in1961/625.8 m228 in1962/634.4 m174 in1963/643.8 m149 in1964/656.1 m241 in1965/664.6 m181 in1966/677.9 m313 in1967/683.8 m148 in1968/698.0 m316 in1969/704.4 m174 in
- 1970s1970/716.4 m252 in1971/724.2 m164 in1972/735.5 m215 in1973/746.3 m248 in1974/756.9 m270 in1975/762.3 m90 in1976/771.8 m72 in1977/787.4 m291 in1978/794.5 m176 in1979/805.5 m218 in
- 1980s1980/813.8 m148 in1981/826.6 m259 in1982/839.4 m369 in1983/845.8 m228 in1984/854.5 m176 in1985/866.9 m271 in1986/873.0 m116 in1987/883.2 m125 in1988/894.5 m177 in1989/902.8 m110 in
- 1990s1990/913.8 m150 in1991/922.9 m112 in1992/936.8 m268 in1993/943.1 m120 in1994/958.0 m314 in1995/966.1 m239 in1996/975.6 m219 in1997/986.8 m267 in1998/996.4 m253 in1999/005.2 m203 in
- 2000s2000/013.3 m130 in2001/024.7 m183 in2002/035.2 m204 in2003/044.5 m176 in2004/056.0 m234 in2005/067.4 m292 in2006/073.6 m140 in2007/084.4 m172 in2008/094.5 m178 in2009/105.8 m227 in
- 2010s2010/118.0 m315 in2011/123.6 m141 in2012/133.4 m133 in2013/143.2 m127 in2014/152.4 m93 in2015/165.8 m228 in2016/179.2 m363 in2017/184.0 m159 in2018/197.6 m300 in2019/204.4 m172 in
- 2020s2020/213.7 m144 in2021/224.0 m159 in2022/239.4 m370 in2023/245.3 m207 in2024/255.1 m199 in2025/264.2 m165 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