Bansko, Bulgaria. 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 25% of 736 resorts
+1.7°C+3.1°F
The trend: from -7°C19°F to -5°C23°F. Point at a winter to read it.
Snowfall at the summit
−23%
The trend: from 1.9 m76 in to 1.5 m58 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
−45 days
The trend: from 81 to 37. Point at a winter to read it.
Days with a base in the village
−33 days
The trend: from 62 to 29. 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−11%
Then
1.8 m70 in
Now
1.6 m62 in
- Snowfall in the village−12%
Then
65.433 cm26 in
Now
57.3 cm23 in
- Powder days at the summit±0 days
Then
4
Now
3
- Days with a base at the summit−22 days
Then
66
Now
44
- Days with a base in the village−14 days
Then
48
Now
34
- Average temperature at the summit+1.0°C+1.8°F
Then
-6°C20°F
Now
-6°C22°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
- 1950s1950/511.5 m58 in1951/521.6 m63 in1952/531.7 m65 in1953/542.6 m103 in1954/552.4 m95 in1955/563.1 m122 in1956/571.4 m54 in1957/581.8 m69 in1958/591.0 m41 in1959/601.4 m53 in
- 1960s1960/6186 cm34 in1961/622.1 m81 in1962/632.6 m104 in1963/641.1 m42 in1964/651.8 m72 in1965/661.9 m76 in1966/671.7 m68 in1967/681.8 m69 in1968/692.9 m115 in1969/702.5 m96 in
- 1970s1970/711.9 m76 in1971/721.4 m55 in1972/731.8 m71 in1973/742.1 m83 in1974/751.5 m59 in1975/761.5 m58 in1976/771.1 m43 in1977/781.5 m61 in1978/791.5 m60 in1979/801.6 m62 in
- 1980s1980/812.3 m91 in1981/822.7 m105 in1982/831.0 m40 in1983/842.7 m107 in1984/851.9 m74 in1985/862.0 m78 in1986/872.3 m90 in1987/881.6 m62 in1988/891.4 m55 in1989/9085 cm33 in
- 1990s1990/911.8 m71 in1991/9282 cm32 in1992/931.2 m46 in1993/941.4 m56 in1994/951.6 m64 in1995/962.8 m109 in1996/971.7 m65 in1997/981.6 m65 in1998/992.3 m91 in1999/001.8 m70 in
- 2000s2000/011.1 m44 in2001/021.5 m59 in2002/031.8 m70 in2003/041.7 m67 in2004/052.3 m89 in2005/062.1 m84 in2006/071.2 m48 in2007/081.1 m44 in2008/091.8 m69 in2009/102.2 m85 in
- 2010s2010/1189 cm35 in2011/121.7 m69 in2012/131.9 m76 in2013/141.4 m56 in2014/152.4 m96 in2015/161.0 m40 in2016/171.2 m47 in2017/182.1 m81 in2018/191.5 m58 in2019/201.4 m57 in
- 2020s2020/211.5 m57 in2021/221.6 m61 in2022/2390 cm35 in2023/241.1 m42 in2024/251.3 m52 in2025/261.4 m55 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