SnowOdds

76 winters, day by day

Ax 3 Domaines, France. Every ski winter from 1950/51 to 2025/26.

Painting of Ax 3 Domaines
Average winter
2.1 m82 in
Snowiest winter
3.7 m145 in
Leanest winter
91 cm36 in
Powder days a winter
3

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…

Winter total
1950/511960/611970/711980/811990/912000/012010/112020/21
New snow in a day
1 cm0.4 in3 cm1 in7 cm3 in15 cm6 in30 cm12 in50 cm20 in

Climate change

One stripe per winter, 1950/51 to 2025/26. Blue winters were colder than this resort’s average, red ones warmer.

Average winter temperature at the summit

Faster warming than 43% of 736 resorts

+2.0°C+3.6°F

The trend: from -5°C23°F to -3°C27°F. Point at a winter to read it.

-6°21°-4°25°-2°28°

Snowfall at the summit

−15%

The trend: from 2.2 m88 in to 1.9 m75 in. Point at a winter to read it.

1.0 m39 in2.0 m79 in3.0 m118 in4.0 m157 in

Powder days at the summit

±0 days

The trend: from 3 to 3. Point at a winter to read it.

0510

Days with a base at the summit

−45 days

The trend: from 147 to 102. Point at a winter to read it.

050100150200

Days with a base in the village

−37 days

The trend: from 78 to 41. Point at a winter to read it.

050100150

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

2.2 m87 in

Now

2.0 m77 in

Snowfall in the village−20%

Then

1.1 m44 in

Now

90.267 cm36 in

Powder days at the summit±0 days

Then

3

Now

3

Days with a base at the summit−29 days

Then

142

Now

114

Days with a base in the village−21 days

Then

74

Now

52

Average temperature at the summit+1.2°C+2.1°F

Then

-5°C24°F

Now

-3°C26°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

Most snow in a day
33 cm13 in
Snowiest winter
3.7 m145 in
Leanest winter
91 cm36 in
Deepest snow on the ground
172 cm68 in
Coldest night at the summit
-30°C-22°F
Strongest gust at the summit
142 km/h88 mph

All winters

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