76 winters, day by day
Sunlight Mountain Resort, United States. Every ski winter from 1950/51 to 2025/26.
Sunlight Mountain Resort, United States. 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 39% of 736 resorts
+2.0°C+3.5°F
The trend: from -10°C14°F to -8°C18°F. Point at a winter to read it.
Snowfall at the summit
−19%
The trend: from 2.7 m107 in to 2.2 m87 in. Point at a winter to read it.
Powder days at the summit
−1 day
The trend: from 3 to 2. Point at a winter to read it.
Days with a base at the summit
−11 days
The trend: from 156 to 146. Point at a winter to read it.
Days with a base in the village
−19 days
The trend: from 151 to 132. 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−13%
Then
2.6 m103 in
Now
2.3 m90 in
- Snowfall in the village−13%
Then
2.5 m99 in
Now
2.2 m86 in
- Powder days at the summit−1 day
Then
3
Now
2
- Days with a base at the summit−4 days
Then
152
Now
148
- Days with a base in the village−10 days
Then
146
Now
136
- Average temperature at the summit+1.2°C+2.2°F
Then
-9°C15°F
Now
-8°C17°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
- 1950s1950/512.6 m102 in1951/523.8 m149 in1952/532.5 m97 in1953/541.9 m74 in1954/552.2 m88 in1955/563.2 m124 in1956/573.5 m137 in1957/582.8 m108 in1958/592.6 m103 in1959/602.2 m88 in
- 1960s1960/612.2 m86 in1961/623.0 m116 in1962/632.0 m77 in1963/642.4 m93 in1964/653.3 m130 in1965/661.7 m67 in1966/672.6 m103 in1967/682.8 m110 in1968/692.6 m104 in1969/702.4 m95 in
- 1970s1970/712.3 m92 in1971/722.2 m88 in1972/732.3 m90 in1973/742.8 m110 in1974/752.9 m112 in1975/762.3 m89 in1976/771.3 m51 in1977/783.2 m127 in1978/793.1 m123 in1979/803.6 m143 in
- 1980s1980/811.5 m59 in1981/823.1 m120 in1982/832.9 m115 in1983/843.8 m151 in1984/852.8 m112 in1985/863.0 m119 in1986/872.0 m78 in1987/882.4 m94 in1988/892.7 m105 in1989/901.9 m76 in
- 1990s1990/912.5 m99 in1991/922.1 m84 in1992/933.3 m129 in1993/941.8 m72 in1994/952.8 m109 in1995/962.5 m99 in1996/972.9 m115 in1997/982.4 m94 in1998/992.3 m91 in1999/001.9 m76 in
- 2000s2000/011.9 m74 in2001/021.8 m70 in2002/032.1 m83 in2003/042.2 m88 in2004/052.5 m97 in2005/062.5 m99 in2006/071.7 m67 in2007/082.7 m107 in2008/092.9 m116 in2009/102.3 m89 in
- 2010s2010/113.0 m117 in2011/121.6 m62 in2012/132.1 m83 in2013/142.6 m104 in2014/151.9 m73 in2015/162.6 m102 in2016/172.8 m110 in2017/181.7 m66 in2018/192.9 m114 in2019/202.2 m85 in
- 2020s2020/211.7 m67 in2021/222.2 m85 in2022/233.5 m137 in2023/242.2 m85 in2024/251.8 m70 in2025/261.5 m59 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