76 winters, day by day
Roccaraso - Rivisondoli, Italy. Every ski winter from 1950/51 to 2025/26.
Roccaraso - Rivisondoli, Italy. 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 25% of 736 resorts
+1.7°C+3.1°F
The trend: from -3°C26°F to -1°C30°F. Point at a winter to read it.
Snowfall at the summit
−30%
The trend: from 1.3 m52 in to 92 cm36 in. Point at a winter to read it.
Powder days at the summit
±0 days
The trend: from 2 to 2. Point at a winter to read it.
Days with a base at the summit
−19 days
The trend: from 23 to 4. Point at a winter to read it.
Days with fresh snow at the summit
−10 days
The trend: from 29 to 19. 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
1.2 m47 in
Now
1.0 m40 in
- Snowfall in the village−21%
Then
73.233 cm29 in
Now
57.7 cm23 in
- Powder days at the summit±0 days
Then
2
Now
2
- Days with a base at the summit−10 days
Then
18
Now
8
- Average temperature at the summit+1.0°C+1.8°F
Then
-3°C27°F
Now
-2°C29°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
- 1950s1950/511.0 m41 in1951/521.1 m43 in1952/531.3 m52 in1953/541.8 m71 in1954/551.1 m41 in1955/561.7 m68 in1956/571.5 m58 in1957/581.5 m58 in1958/5965 cm26 in1959/6093 cm37 in
- 1960s1960/611.1 m43 in1961/621.3 m51 in1962/631.8 m72 in1963/6436 cm14 in1964/651.2 m49 in1965/6691 cm36 in1966/671.3 m50 in1967/681.3 m52 in1968/691.2 m46 in1969/701.8 m70 in
- 1970s1970/712.0 m78 in1971/721.1 m45 in1972/731.9 m73 in1973/741.0 m41 in1974/7575 cm30 in1975/7681 cm32 in1976/7763 cm25 in1977/7883 cm33 in1978/7984 cm33 in1979/801.2 m46 in
- 1980s1980/811.8 m69 in1981/8289 cm35 in1982/831.3 m52 in1983/841.6 m65 in1984/851.4 m57 in1985/861.5 m61 in1986/871.4 m56 in1987/8894 cm37 in1988/8960 cm24 in1989/9032 cm13 in
- 1990s1990/911.2 m48 in1991/9261 cm24 in1992/931.1 m43 in1993/941.3 m50 in1994/951.6 m63 in1995/9662 cm24 in1996/9788 cm35 in1997/981.1 m41 in1998/991.1 m42 in1999/0084 cm33 in
- 2000s2000/0159 cm23 in2001/0286 cm34 in2002/031.2 m47 in2003/041.4 m54 in2004/052.2 m86 in2005/061.5 m58 in2006/0748 cm19 in2007/081.0 m41 in2008/091.5 m60 in2009/101.4 m56 in
- 2010s2010/111.2 m49 in2011/121.2 m47 in2012/131.0 m41 in2013/1480 cm31 in2014/151.6 m62 in2015/1671 cm28 in2016/171.1 m44 in2017/181.1 m44 in2018/1992 cm36 in2019/2051 cm20 in
- 2020s2020/2194 cm37 in2021/2287 cm34 in2022/2372 cm28 in2023/2420 cm8 in2024/2562 cm24 in2025/2693 cm37 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