Romme Alpin, Sweden. 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 97% of 736 resorts
+3.4°C+6.0°F
The trend: from -5°C23°F to -2°C29°F. Point at a winter to read it.
Snowfall at the summit
−23%
The trend: from 1.3 m50 in to 98 cm39 in. Point at a winter to read it.
Powder days at the summit
±0 days
The trend: from 1 to 0. Point at a winter to read it.
Days with a base at the summit
−57 days
The trend: from 77 to 20. Point at a winter to read it.
Days with fresh snow at the summit
−9 days
The trend: from 38 to 28. 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 m48 in
Now
1.0 m40 in
- Snowfall in the village−15%
Then
1.2 m49 in
Now
1.1 m41 in
- Powder days at the summit±0 days
Then
0
Now
0
- Days with a base at the summit−35 days
Then
66
Now
31
- Average temperature at the summit+2.1°C+3.8°F
Then
-4°C24°F
Now
-2°C28°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
- 1950s1950/511.7 m67 in1951/5272 cm28 in1952/531.1 m42 in1953/541.0 m41 in1954/551.1 m43 in1955/561.3 m52 in1956/571.1 m44 in1957/5887 cm34 in1958/591.5 m58 in1959/601.2 m45 in
- 1960s1960/611.4 m53 in1961/621.2 m49 in1962/6358 cm23 in1963/6460 cm24 in1964/651.2 m48 in1965/661.9 m74 in1966/671.7 m69 in1967/681.0 m39 in1968/691.7 m65 in1969/701.4 m54 in
- 1970s1970/711.3 m52 in1971/721.5 m58 in1972/7385 cm33 in1973/741.1 m42 in1974/751.1 m42 in1975/7686 cm34 in1976/772.1 m83 in1977/781.4 m54 in1978/7991 cm36 in1979/801.1 m43 in
- 1980s1980/811.3 m51 in1981/821.4 m56 in1982/831.1 m44 in1983/841.2 m46 in1984/851.3 m51 in1985/861.7 m65 in1986/871.1 m43 in1987/881.8 m70 in1988/8987 cm34 in1989/901.0 m41 in
- 1990s1990/9196 cm38 in1991/9273 cm29 in1992/9372 cm28 in1993/941.3 m52 in1994/951.7 m67 in1995/9641 cm16 in1996/9795 cm37 in1997/981.1 m43 in1998/991.5 m59 in1999/001.1 m44 in
- 2000s2000/011.1 m43 in2001/021.2 m47 in2002/031.1 m44 in2003/0499 cm39 in2004/0564 cm25 in2005/061.2 m46 in2006/0772 cm28 in2007/081.3 m51 in2008/091.3 m50 in2009/1099 cm39 in
- 2010s2010/111.1 m45 in2011/1281 cm32 in2012/1385 cm33 in2013/141.1 m44 in2014/1595 cm37 in2015/1669 cm27 in2016/1798 cm39 in2017/181.5 m60 in2018/191.1 m44 in2019/2083 cm33 in
- 2020s2020/2190 cm35 in2021/2287 cm34 in2022/231.2 m49 in2023/241.0 m40 in2024/2585 cm33 in2025/2678 cm31 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