76 winters, day by day
Gréolières-Les-Neiges, France. Every ski winter from 1950/51 to 2025/26.
Gréolières-Les-Neiges, 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 78% of 736 resorts
+2.6°C+4.7°F
The trend: from -3°C26°F to -1°C31°F. Point at a winter to read it.
Snowfall at the summit
−42%
The trend: from 1.9 m74 in to 1.1 m43 in. Point at a winter to read it.
Powder days at the summit
−2 days
The trend: from 4 to 3. Point at a winter to read it.
Days with a base at the summit
−1 day
The trend: from 3 to 2. Point at a winter to read it.
Days with fresh snow at the summit
−12 days
The trend: from 34 to 21. 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−32%
Then
1.8 m71 in
Now
1.2 m48 in
- Snowfall in the village−39%
Then
1.5 m59 in
Now
91.8 cm36 in
- Powder days at the summit−1 day
Then
4
Now
3
- Days with a base at the summit−1 day
Then
3
Now
2
- Average temperature at the summit+1.5°C+2.8°F
Then
-3°C27°F
Now
-1°C30°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 in1951/5249 cm19 in1952/531.2 m47 in1953/541.2 m46 in1954/551.8 m72 in1955/561.9 m74 in1956/571.4 m57 in1957/582.0 m80 in1958/5964 cm25 in1959/603.7 m146 in
- 1960s1960/611.2 m46 in1961/622.3 m90 in1962/632.6 m102 in1963/641.3 m52 in1964/651.2 m48 in1965/661.1 m43 in1966/671.4 m54 in1967/681.3 m49 in1968/692.0 m77 in1969/701.5 m60 in
- 1970s1970/712.6 m101 in1971/723.0 m118 in1972/731.4 m54 in1973/742.6 m102 in1974/751.7 m68 in1975/762.2 m85 in1976/771.9 m74 in1977/782.5 m100 in1978/791.7 m67 in1979/802.1 m81 in
- 1980s1980/8195 cm37 in1981/822.1 m84 in1982/8391 cm36 in1983/841.9 m74 in1984/851.8 m69 in1985/862.3 m92 in1986/871.9 m74 in1987/881.1 m44 in1988/8965 cm26 in1989/9032 cm13 in
- 1990s1990/911.6 m65 in1991/9256 cm22 in1992/9385 cm33 in1993/941.4 m55 in1994/9556 cm22 in1995/962.4 m93 in1996/971.5 m59 in1997/981.1 m42 in1998/991.4 m55 in1999/0064 cm25 in
- 2000s2000/011.2 m47 in2001/0292 cm36 in2002/031.2 m49 in2003/041.4 m54 in2004/051.0 m40 in2005/061.2 m46 in2006/0727 cm11 in2007/081.4 m56 in2008/093.1 m121 in2009/102.2 m87 in
- 2010s2010/111.8 m70 in2011/1264 cm25 in2012/132.5 m96 in2013/142.1 m82 in2014/151.0 m41 in2015/1680 cm31 in2016/1761 cm24 in2017/182.0 m77 in2018/1965 cm26 in2019/2070 cm28 in
- 2020s2020/211.4 m56 in2021/2282 cm32 in2022/2368 cm27 in2023/241.3 m51 in2024/2541 cm16 in2025/2698 cm39 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