Is Arosa snowsure?

The snowiest week in Arosa is week 1 of February. There are typically 4.3 snowy days during this week with 39cm of snowfall. Check out the Arosa Snow History graphs below.Select any week of the year to see the typical Ski Conditions, Snowfall Amount and Temperature based on nowcast weather data over the last 11 years.

Average monthly snow in Arosa

MonthSnow amount (week)Snow days (week)
December26cm3.3 days
January28cm3.2 days
February24cm3.5 days
March24cm3.7 days
April20cm3.2 days

Average Snow and Weather Conditions in Arosa during December (week 1):

The average snowfall forecast during week 1 of December for Arosa is 30 cm. There are typically 3.5 snowy days during this week. Arosa expected weather and snow conditions during the first week of December at the middle elevation of the ski area at 2200m, based on historical averages over the last 14 years: At this time of year the expected freezing level (1441m) is well bellow the middle elevation of Arosa. Snowy weather is typical. On average, expect three or four days with snowfall per week in Arosa at the start of December. Forecast model average snowfall for the week is 30cm. Temperatures should mostly remain a few degrees below freezing. Average maximum temperature at the middle elevation in Arosa during week one of December is -4.1°C while the average minimum temperature is just -5.7°C. Expect the sun to come out on two or three days per week. Generally light winds (average 9km/h) are unlikely to affect lift operations. Below-freezing, calm and sunny perfect weather days that follow fresh snowfall (bluebird powder days) happen on average one day every second year during this week while powder days that don't have perfect conditions also occur on average two days during this week each year.

Snow History: Compare Resorts

Compare Arosa with:

Snow Depths

Recorded snow depths for the upper and lower slopes in Arosa and (2007 – 2022).



Lower Slopes
Upper Slopes
Fresh Snow

Average Snow Conditions in

Best ski days per week in Arosa and (2007 – 2022)


Bluebird Powder Day
(Fresh snow, mostly sunny, light wind)
Powder Day
(Fresh snow, limited sun, any wind)
Bluebird Day
(Average snow, mostly sunny, light wind)
Very windy days

The most cherished days on the mountain in Arosa are Bluebird Powder days when it is mostly sunny with light winds following very recent snowfall. Poorer weather conditions may prevail on Powder days when the visibility can be limited but the snow is significantly deep and fresh for keen powder-hounds. Bluebird days can suit many skiers that aren’t necessarily hunting powder but want to enjoy the snowy mountains in sunnier conditions and light winds.

Average Snowfall in

Graph showing the average precipitation (snow/rain) in Arosa and (2007 – 2022)


Snowfall amount
(bar chart)
Days with significant snowfall.
Days with significant rainfall.

The snowiest weeks of the year in Arosa are shown but also bear in mind the number of days that it typically snows each week if you want regular fresh tracks. The risk of a rainy day is shown but be sure to switch between elevations to see if lower lifts are rain affected or higher lifts remain snowy despite any rain further down the mountain.

Average Temperature in

Graph showing the average temperature and freezing level at Arosa and (2007 – 2022)


Average temperature
Above freezing
Below freezing
Freezing level
Dashed line

The highest and lowest temperatures averaged for each week of the year in Arosa are shown. Check out the risk of freze-thaw conditions prevailing at different elevations for any given week. We also show the extremes of temperature (blue/red dots) that reveal the chance of unusually warm or cold conditions.