76 winters, day by day
Val d'Allos - Le Seignus, France. Every ski winter from 1950/51 to 2025/26.
Val d'Allos - Le Seignus, 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.
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Climate change
Average winter temperature at the summit
Faster warming than 88% of 736 resorts
+2.9°C+5.3°F
The trend: from -7°C19°F to -4°C24°F. Point at a winter to read it.
Snowfall at the summit
−24%
The trend: from 2.5 m96 in to 1.9 m74 in. Point at a winter to read it.
Powder days at the summit
−1 day
The trend: from 5 to 4. Point at a winter to read it.
Days with a base at the summit
−44 days
The trend: from 135 to 91. Point at a winter to read it.
Days with fresh snow at the summit
−10 days
The trend: from 47 to 37. 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−19%
Then
2.4 m96 in
Now
2.0 m77 in
- Snowfall in the village−33%
Then
1.4 m54 in
Now
91.5 cm36 in
- Powder days at the summit−1 day
Then
5
Now
5
- Days with a base at the summit−27 days
Then
130
Now
103
- Average temperature at the summit+1.7°C+3.1°F
Then
-7°C20°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
- 1950s1950/513.0 m119 in1951/521.2 m48 in1952/531.6 m63 in1953/541.5 m58 in1954/552.5 m100 in1955/562.2 m88 in1956/572.0 m79 in1957/582.6 m101 in1958/592.2 m86 in1959/603.7 m147 in
- 1960s1960/612.0 m77 in1961/622.9 m114 in1962/633.2 m127 in1963/641.7 m68 in1964/651.6 m61 in1965/662.5 m99 in1966/671.9 m76 in1967/681.7 m67 in1968/692.2 m88 in1969/702.5 m99 in
- 1970s1970/713.2 m126 in1971/723.3 m131 in1972/731.8 m69 in1973/742.9 m113 in1974/752.1 m84 in1975/762.6 m101 in1976/773.2 m126 in1977/783.4 m133 in1978/793.0 m117 in1979/802.7 m104 in
- 1980s1980/811.9 m73 in1981/822.7 m107 in1982/831.9 m76 in1983/842.5 m97 in1984/852.5 m98 in1985/862.9 m114 in1986/871.7 m67 in1987/882.0 m77 in1988/891.9 m76 in1989/901.3 m51 in
- 1990s1990/912.0 m78 in1991/921.3 m53 in1992/931.3 m50 in1993/942.6 m103 in1994/951.6 m64 in1995/962.5 m98 in1996/972.4 m96 in1997/982.2 m86 in1998/992.0 m79 in1999/001.7 m69 in
- 2000s2000/012.5 m97 in2001/021.3 m50 in2002/032.0 m80 in2003/042.1 m83 in2004/051.2 m48 in2005/061.8 m70 in2006/0785 cm33 in2007/082.1 m83 in2008/093.2 m126 in2009/102.9 m112 in
- 2010s2010/112.0 m77 in2011/121.4 m57 in2012/132.7 m107 in2013/143.0 m118 in2014/151.7 m65 in2015/161.5 m58 in2016/171.7 m65 in2017/183.0 m119 in2018/191.5 m57 in2019/201.9 m76 in
- 2020s2020/212.0 m80 in2021/221.2 m46 in2022/231.3 m50 in2023/242.4 m96 in2024/251.7 m67 in2025/261.9 m75 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