76 winters, day by day
Les Grands Montets, France. Every ski winter from 1950/51 to 2025/26.
Les Grands Montets, France. 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 44% of 736 resorts
+2.0°C+3.7°F
The trend: from -11°C12°F to -9°C16°F. Point at a winter to read it.
Snowfall at the summit
−5%
The trend: from 5.0 m196 in to 4.8 m187 in. Point at a winter to read it.
Powder days at the summit
±0 days
The trend: from 15 to 15. Point at a winter to read it.
Days with a base at the summit
−1 day
The trend: from 182 to 180. Point at a winter to read it.
Days with fresh snow at the summit
−8 days
The trend: from 78 to 70. 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−5%
Then
4.9 m194 in
Now
4.7 m184 in
- Snowfall in the village−14%
Then
2.5 m100 in
Now
2.2 m86 in
- Powder days at the summit±0 days
Then
14
Now
14
- Days with a base at the summit−1 day
Then
181
Now
181
- Average temperature at the summit+1.1°C+2.1°F
Then
-11°C13°F
Now
-9°C15°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
- 1950s1950/515.9 m233 in1951/524.9 m193 in1952/534.5 m178 in1953/543.1 m121 in1954/555.8 m230 in1955/563.6 m143 in1956/573.1 m120 in1957/585.5 m215 in1958/594.2 m163 in1959/605.0 m195 in
- 1960s1960/614.4 m175 in1961/625.5 m217 in1962/635.3 m209 in1963/642.9 m114 in1964/654.2 m166 in1965/667.5 m295 in1966/675.5 m218 in1967/684.7 m184 in1968/694.9 m191 in1969/707.7 m302 in
- 1970s1970/713.6 m140 in1971/723.8 m150 in1972/734.1 m161 in1973/744.2 m167 in1974/755.2 m203 in1975/763.0 m117 in1976/776.5 m254 in1977/786.7 m265 in1978/795.4 m213 in1979/807.0 m276 in
- 1980s1980/815.3 m209 in1981/826.4 m254 in1982/836.2 m244 in1983/845.5 m218 in1984/854.3 m168 in1985/865.8 m228 in1986/875.2 m205 in1987/886.2 m243 in1988/894.3 m169 in1989/904.6 m181 in
- 1990s1990/913.9 m154 in1991/924.3 m170 in1992/934.1 m161 in1993/945.6 m221 in1994/957.2 m283 in1995/963.2 m126 in1996/975.0 m196 in1997/984.2 m166 in1998/996.1 m238 in1999/005.2 m203 in
- 2000s2000/016.1 m240 in2001/023.7 m146 in2002/034.5 m178 in2003/044.6 m180 in2004/053.7 m144 in2005/064.3 m169 in2006/073.9 m154 in2007/085.0 m198 in2008/094.6 m180 in2009/104.1 m162 in
- 2010s2010/112.9 m114 in2011/125.0 m198 in2012/135.8 m228 in2013/144.4 m175 in2014/154.3 m170 in2015/165.2 m204 in2016/173.5 m136 in2017/186.5 m257 in2018/195.1 m201 in2019/205.8 m229 in
- 2020s2020/214.1 m159 in2021/224.2 m167 in2022/234.4 m172 in2023/246.3 m247 in2024/254.1 m162 in2025/263.8 m150 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