76 winters, day by day
San Martino di Castrozza - Passo Rolle, Italy. Every ski winter from 1950/51 to 2025/26.
San Martino di Castrozza - Passo Rolle, 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.
Loading the daily snowfall…
Climate change
Average winter temperature at the summit
Faster warming than 79% of 736 resorts
+2.7°C+4.8°F
The trend: from -7°C19°F to -5°C24°F. Point at a winter to read it.
Snowfall at the summit
−21%
The trend: from 3.2 m126 in to 2.5 m100 in. Point at a winter to read it.
Powder days at the summit
−2 days
The trend: from 9 to 7. Point at a winter to read it.
Days with a base at the summit
−49 days
The trend: from 155 to 106. Point at a winter to read it.
Days with a base in the village
−48 days
The trend: from 138 to 91. 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−18%
Then
3.2 m128 in
Now
2.7 m105 in
- Snowfall in the village−28%
Then
1.4 m54 in
Now
97.967 cm39 in
- Powder days at the summit−2 days
Then
9
Now
8
- Days with a base at the summit−33 days
Then
148
Now
115
- Days with a base in the village−34 days
Then
133
Now
98
- Average temperature at the summit+1.5°C+2.7°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
- 1950s1950/516.9 m272 in1951/521.6 m65 in1952/531.7 m67 in1953/542.0 m80 in1954/552.1 m83 in1955/562.0 m78 in1956/572.3 m91 in1957/583.4 m135 in1958/593.0 m119 in1959/605.0 m197 in
- 1960s1960/612.6 m103 in1961/623.6 m141 in1962/633.2 m128 in1963/642.5 m98 in1964/653.4 m135 in1965/662.4 m95 in1966/673.0 m119 in1967/682.6 m104 in1968/692.9 m113 in1969/703.1 m124 in
- 1970s1970/713.3 m131 in1971/724.5 m175 in1972/732.5 m96 in1973/743.4 m133 in1974/753.8 m148 in1975/762.8 m111 in1976/774.6 m180 in1977/784.7 m185 in1978/794.5 m176 in1979/803.8 m150 in
- 1980s1980/811.9 m76 in1981/822.0 m77 in1982/832.4 m94 in1983/843.3 m129 in1984/853.6 m142 in1985/863.7 m146 in1986/873.1 m123 in1987/882.7 m107 in1988/892.5 m99 in1989/902.1 m82 in
- 1990s1990/912.9 m112 in1991/922.9 m112 in1992/932.0 m78 in1993/942.1 m83 in1994/951.9 m74 in1995/961.9 m75 in1996/971.8 m70 in1997/982.5 m99 in1998/992.0 m80 in1999/002.0 m77 in
- 2000s2000/014.0 m157 in2001/021.8 m72 in2002/031.8 m70 in2003/043.4 m134 in2004/052.1 m82 in2005/062.6 m101 in2006/072.0 m77 in2007/082.4 m93 in2008/095.2 m206 in2009/103.5 m136 in
- 2010s2010/113.0 m117 in2011/121.5 m59 in2012/133.1 m120 in2013/145.7 m226 in2014/152.1 m82 in2015/162.8 m109 in2016/171.2 m46 in2017/183.3 m130 in2018/192.1 m84 in2019/203.2 m128 in
- 2020s2020/213.8 m149 in2021/221.9 m74 in2022/232.1 m82 in2023/243.4 m135 in2024/252.0 m78 in2025/261.6 m65 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