76 winters, day by day
Cardrona Alpine Resort, New Zealand. Every ski winter from 1950 to 2025.
Cardrona Alpine Resort, New Zealand. Every ski winter from 1950 to 2025.
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 8% of 736 resorts
+1.2°C+2.2°F
The trend: from -6°C21°F to -5°C23°F. Point at a winter to read it.
Snowfall at the summit
+18%
The trend: from 1.0 m40 in to 1.2 m47 in. Point at a winter to read it.
Powder days at the summit
+1 day
The trend: from 1 to 2. Point at a winter to read it.
Days with a base at the summit
−33 days
The trend: from 57 to 25. Point at a winter to read it.
Days with fresh snow at the summit
−3 days
The trend: from 28 to 25. 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 1950–1979Now 1996–2025
- Snowfall at the summit+7%
Then
1.0 m40 in
Now
1.1 m43 in
- Snowfall in the village+15%
Then
90.6 cm36 in
Now
1.0 m41 in
- Powder days at the summit±0 days
Then
1
Now
2
- Days with a base at the summit−20 days
Then
49
Now
28
- Average temperature at the summit+0.7°C+1.2°F
Then
-6°C22°F
Now
-5°C23°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
- 1950s195067 cm26 in195161 cm24 in195290 cm35 in19531.7 m66 in19541.3 m51 in195585 cm33 in195667 cm26 in195780 cm31 in195891 cm36 in195993 cm37 in
- 1960s196084 cm33 in19611.2 m46 in19621.4 m54 in19631.1 m41 in196487 cm34 in19651.3 m50 in196676 cm30 in196759 cm23 in19681.9 m74 in196998 cm39 in
- 1970s19701.8 m69 in197199 cm39 in19721.1 m43 in19731.2 m45 in19741.4 m54 in197573 cm29 in197675 cm30 in19771.0 m39 in19781.1 m44 in197964 cm25 in
- 1980s19801.5 m60 in19811.1 m45 in198293 cm37 in19831.9 m74 in198479 cm31 in198576 cm30 in19861.4 m55 in19871.0 m41 in19881.3 m50 in198950 cm20 in
- 1990s199088 cm35 in19911.7 m65 in19922.0 m80 in19931.1 m42 in19942.0 m80 in19951.7 m66 in199677 cm30 in199789 cm35 in19981.0 m41 in199990 cm35 in
- 2000s20001.2 m47 in200143 cm17 in20021.0 m41 in20031.6 m62 in20041.7 m65 in200547 cm19 in200688 cm35 in20071.7 m65 in20081.1 m45 in20091.2 m48 in
- 2010s20101.4 m56 in20111.3 m53 in20121.0 m40 in20131.0 m39 in201471 cm28 in20151.6 m63 in20161.4 m55 in201783 cm33 in201886 cm34 in201985 cm33 in
- 2020s202061 cm24 in202180 cm31 in20221.3 m51 in20231.2 m48 in20241.7 m67 in20251.4 m57 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