76 winters, day by day
Drei Zinnen - Tre Cime, Italy. Every ski winter from 1950/51 to 2025/26.
Drei Zinnen - Tre Cime, 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 45% of 736 resorts
+2.1°C+3.7°F
The trend: from -9°C16°F to -7°C20°F. Point at a winter to read it.
Snowfall at the summit
−14%
The trend: from 3.1 m122 in to 2.7 m105 in. Point at a winter to read it.
Powder days at the summit
−1 day
The trend: from 7 to 6. Point at a winter to read it.
Days with a base at the summit
−27 days
The trend: from 168 to 141. Point at a winter to read it.
Days with fresh snow at the summit
−12 days
The trend: from 62 to 50. 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−12%
Then
3.1 m123 in
Now
2.7 m108 in
- Snowfall in the village−32%
Then
1.2 m49 in
Now
84.7 cm33 in
- Powder days at the summit−1 day
Then
7
Now
6
- Days with a base at the summit−17 days
Then
162
Now
146
- Average temperature at the summit+1.1°C+2.0°F
Then
-8°C17°F
Now
-7°C19°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
- 1950s1950/516.0 m235 in1951/522.1 m81 in1952/532.0 m77 in1953/542.1 m81 in1954/552.4 m96 in1955/562.2 m88 in1956/572.1 m83 in1957/583.1 m122 in1958/592.8 m111 in1959/603.9 m152 in
- 1960s1960/612.6 m100 in1961/623.8 m150 in1962/632.8 m111 in1963/642.4 m95 in1964/653.4 m132 in1965/662.7 m105 in1966/674.0 m157 in1967/683.2 m124 in1968/692.6 m103 in1969/703.4 m135 in
- 1970s1970/712.9 m114 in1971/723.7 m146 in1972/732.5 m100 in1973/743.2 m127 in1974/754.0 m156 in1975/762.5 m99 in1976/774.5 m178 in1977/783.9 m154 in1978/793.8 m151 in1979/803.4 m133 in
- 1980s1980/812.1 m83 in1981/822.1 m83 in1982/832.8 m111 in1983/842.9 m113 in1984/853.2 m124 in1985/863.9 m153 in1986/872.9 m113 in1987/882.8 m109 in1988/892.8 m112 in1989/902.5 m96 in
- 1990s1990/912.7 m107 in1991/923.7 m146 in1992/932.3 m89 in1993/942.1 m84 in1994/952.4 m93 in1995/961.8 m70 in1996/972.2 m86 in1997/982.8 m110 in1998/992.6 m103 in1999/002.5 m97 in
- 2000s2000/014.6 m183 in2001/022.0 m80 in2002/032.1 m82 in2003/043.0 m119 in2004/051.9 m74 in2005/062.5 m97 in2006/072.0 m79 in2007/082.7 m106 in2008/094.2 m164 in2009/103.0 m119 in
- 2010s2010/112.5 m98 in2011/122.1 m81 in2012/132.9 m113 in2013/144.7 m185 in2014/152.0 m79 in2015/162.6 m103 in2016/171.9 m73 in2017/183.4 m132 in2018/192.9 m115 in2019/203.7 m147 in
- 2020s2020/213.9 m152 in2021/222.4 m95 in2022/232.3 m92 in2023/243.7 m146 in2024/251.8 m70 in2025/261.6 m63 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