Is Mont-aux-Sources snowsure?
The snowiest week in Mont-aux-Sources is week 4 of July. There are typically 0.7 snowy days during this week with 8 cm of snowfall. Check out the Mont-aux-Sources 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 Mont-aux-Sources
| Month | Snow amount (week) | Snow days (week) |
|---|---|---|
| June | 1 cm | 0.4 days |
| July | 2 cm | 0.4 days |
| August | 2 cm | 0.3 days |
| September | 1 cm | 0.2 days |
Average Snow and Weather Conditions in Mont-aux-Sources during September (week 1):
The average snowfall forecast during week 1 of September for Mont-aux-Sources is 1 cm. There are typically 0.2 snowy days during this week. Mont-aux-Sources prevailing weather and snow conditions during the first week of September at the middle elevation of the ascent of the mountain at 2825m, based on historical averages over the last 18 years: At this time of year the expected freezing level (4081m) is a long way above the mid altitude of Mont-aux-Sources. Snow falls on just one day every 5 years in Mont-aux-Sources at the start of September but there is a 50% chance that one day will be rainy. In the years when snow falls at this time of year, forecast model average snowfall for the week is 5cm. Temperatures generally above freezing both day and night in Mont-aux-Sources during week one of September with average maximum temperature 8.6°C and minimum temperature 6.9°C at the mid altitude. Generally sunny. On average, only one or two days each week are overcast and the rest have at least some sun. Mostly light winds (average 19km/h) but the historical norm is for the mean wind to reach 30km/h one day per week. Based on historical averages, we do not expect any fresh snow days or any bluebird days at the middle elevation of the ascent of the mountain of Mont-aux-Sources at this time of year.
Snow History: Compare Resorts
Mont-aux-Sources Snow Depths
Recorded snow depths for the upper and lower slopes in Mont-aux-Sources and (2007 – 2026).
The most cherished days on the mountain in Mont-aux-Sources 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.
The snowiest weeks of the year in Mont-aux-Sources 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.
The highest and lowest temperatures averaged for each week of the year in Mont-aux-Sources 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.





