76 winters, day by day
Hirmentaz - Les Habères, France. Every ski winter from 1950/51 to 2025/26.
Hirmentaz - Les Habères, 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 82% of 736 resorts
+2.7°C+4.9°F
The trend: from -5°C23°F to -2°C28°F. Point at a winter to read it.
Snowfall at the summit
−22%
The trend: from 2.3 m92 in to 1.8 m72 in. Point at a winter to read it.
Powder days at the summit
−1 day
The trend: from 4 to 3. Point at a winter to read it.
Days with a base at the summit
−32 days
The trend: from 139 to 107. Point at a winter to read it.
Days with a base in the village
−61 days
The trend: from 115 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−15%
Then
2.2 m87 in
Now
1.9 m74 in
- Snowfall in the village−15%
Then
2.2 m88 in
Now
1.9 m75 in
- Powder days at the summit±0 days
Then
3
Now
3
- Days with a base at the summit−18 days
Then
134
Now
116
- Days with a base in the village−39 days
Then
105
Now
66
- Average temperature at the summit+1.6°C+2.8°F
Then
-4°C24°F
Now
-3°C27°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
- 1950s1950/512.8 m109 in1951/522.2 m87 in1952/532.4 m95 in1953/541.5 m60 in1954/552.1 m84 in1955/561.4 m53 in1956/571.2 m47 in1957/582.7 m104 in1958/591.5 m57 in1959/602.0 m78 in
- 1960s1960/612.0 m78 in1961/622.1 m81 in1962/632.7 m106 in1963/6471 cm28 in1964/652.2 m88 in1965/663.1 m121 in1966/672.5 m98 in1967/682.9 m113 in1968/692.2 m85 in1969/704.0 m157 in
- 1970s1970/711.7 m65 in1971/722.0 m80 in1972/732.1 m83 in1973/741.8 m69 in1974/752.4 m95 in1975/761.7 m67 in1976/772.7 m107 in1977/783.5 m137 in1978/792.1 m83 in1979/802.6 m104 in
- 1980s1980/812.9 m114 in1981/823.0 m119 in1982/832.9 m113 in1983/842.8 m109 in1984/852.3 m91 in1985/862.5 m98 in1986/872.2 m88 in1987/882.4 m95 in1988/891.9 m74 in1989/901.1 m42 in
- 1990s1990/911.9 m76 in1991/921.7 m65 in1992/931.1 m43 in1993/942.4 m94 in1994/952.6 m104 in1995/961.2 m48 in1996/971.8 m69 in1997/981.8 m69 in1998/993.2 m126 in1999/002.2 m85 in
- 2000s2000/012.0 m77 in2001/021.2 m48 in2002/031.7 m65 in2003/042.1 m84 in2004/052.2 m86 in2005/062.0 m80 in2006/071.2 m47 in2007/082.0 m80 in2008/092.4 m93 in2009/101.9 m74 in
- 2010s2010/111.4 m55 in2011/122.0 m80 in2012/132.9 m113 in2013/142.0 m80 in2014/151.9 m76 in2015/162.3 m89 in2016/171.3 m52 in2017/182.5 m97 in2018/191.9 m74 in2019/201.7 m66 in
- 2020s2020/212.1 m82 in2021/221.8 m70 in2022/2397 cm38 in2023/241.4 m56 in2024/251.3 m49 in2025/261.7 m68 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