76 winters, day by day
Blue Mountain Ski Resort, Canada. Every ski winter from 1950/51 to 2025/26.
Blue Mountain Ski Resort, Canada. 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 29% of 736 resorts
+1.8°C+3.3°F
The trend: from -4°C25°F to -2°C29°F. Point at a winter to read it.
Snowfall at the summit
+16%
The trend: from 1.5 m60 in to 1.8 m69 in. Point at a winter to read it.
Powder days at the summit
±0 days
The trend: from 1 to 1. Point at a winter to read it.
Days with a base at the summit
−30 days
The trend: from 77 to 47. Point at a winter to read it.
Days with fresh snow at the summit
+8 days
The trend: from 45 to 52. 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+9%
Then
1.6 m63 in
Now
1.7 m68 in
- Snowfall in the village+9%
Then
1.7 m66 in
Now
1.8 m72 in
- Powder days at the summit±0 days
Then
1
Now
1
- Days with a base at the summit−20 days
Then
74
Now
54
- Average temperature at the summit+1.3°C+2.3°F
Then
-3°C26°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
- 1950s1950/512.0 m80 in1951/522.3 m91 in1952/531.3 m49 in1953/541.7 m66 in1954/551.3 m50 in1955/561.6 m62 in1956/571.4 m57 in1957/581.5 m59 in1958/591.9 m75 in1959/601.9 m74 in
- 1960s1960/611.5 m59 in1961/621.5 m60 in1962/631.2 m48 in1963/641.2 m46 in1964/651.9 m73 in1965/661.1 m44 in1966/671.6 m62 in1967/681.8 m70 in1968/691.3 m50 in1969/701.6 m61 in
- 1970s1970/711.8 m70 in1971/721.6 m62 in1972/731.5 m59 in1973/741.6 m64 in1974/751.6 m63 in1975/762.0 m77 in1976/771.6 m63 in1977/781.7 m66 in1978/791.8 m72 in1979/801.3 m50 in
- 1980s1980/811.5 m60 in1981/821.9 m74 in1982/831.2 m47 in1983/841.8 m70 in1984/852.0 m78 in1985/861.7 m65 in1986/871.3 m49 in1987/881.5 m60 in1988/891.3 m50 in1989/901.6 m62 in
- 1990s1990/911.4 m54 in1991/921.7 m67 in1992/931.6 m63 in1993/941.1 m42 in1994/951.3 m50 in1995/962.1 m83 in1996/972.2 m85 in1997/981.6 m64 in1998/991.2 m48 in1999/001.3 m50 in
- 2000s2000/011.7 m66 in2001/021.4 m55 in2002/031.7 m67 in2003/041.7 m65 in2004/052.0 m78 in2005/061.9 m73 in2006/071.5 m59 in2007/082.1 m84 in2008/092.0 m78 in2009/101.1 m42 in
- 2010s2010/111.5 m60 in2011/121.3 m52 in2012/131.6 m64 in2013/142.1 m83 in2014/151.7 m67 in2015/161.6 m63 in2016/172.0 m78 in2017/182.1 m81 in2018/192.1 m82 in2019/201.7 m69 in
- 2020s2020/211.6 m63 in2021/221.8 m70 in2022/232.0 m77 in2023/241.3 m52 in2024/252.3 m89 in2025/262.3 m92 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