Mont Blanc Snow Report and Forecast
Snow Forecast for Mont Blanc
This is the Snow and Weather for Mont Blanc from 18 January.
Updated 18 January 2026 17:18 UTC.
For Forecast detail, see below.
For current snow depths and skiing conditions, see our Current Snow Report for Mont Blanc.
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
Mont Blanc Snow Forecast Highlights
When will there be fresh snow in Mont Blanc?
| Next Snow Expected | 19 January |
|---|---|
| Next Snow Amount | 1cm 1in |
| Next 48 Hours | 2cm 1in |
| Next 7 Days | 9cm 3in |
Forecast for today in Mont Blanc
Max -4℃ 24°F
Min -13℃ 8°F
Below freezing at all levels, with valley temperatures as low as -13℃ 8°F and not getting above -4℃ 24°F
Temperature at BaseTemp at Base
Sun
18
Snow unlikely
Heavy snow showers, cloudy, fair later.
Forecast times for Mont Blanc are in Edmonton (Canada/Mountain) time zone.
Mont Blanc has up to 9cm 3in new snow forecast in the next 7 days.*
GEM - at altitude
Mont Blanc Snow Report
Snow report from Mont Sainte-Anne ( 20km 12 miles from Mont Blanc)
| Snow Conditions | - |
|---|
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Mont Blanc 7-Day Snow Forecast Overview
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| Sun 18 | Mon 19 | Tue 20 | Wed 21 | Thu 22 | Fri 23 | Sat 24 | |
|---|---|---|---|---|---|---|---|
| Wind | SW F2 | W F3 | S F2 | SW F3 | W F2 | ||
| 661m 2,169ft | -6℃ 21°F
| -9℃ 15°F
 +1cm +1in
| -13℃ 8°F
 +1cm
| -12℃ 10°F
+2cm +1in
| -7℃ 20°F
 +3cm +1in
| -11℃ 11°F
+1cm
| -12℃ 11°F
+1cm
|
| SW F2 | W F3 | S F2 | SW F3 | W F2 | |||
| 511m 1,677ft | -5℃ 23°F
| -8℃ 17°F
+1cm +1in
| -12℃ 9°F
+1cm
| -11℃ 12°F
+2cm +1in
| -6℃ 22°F
+3cm +1in
| -10℃ 13°F
+1cm
| -11℃ 13°F
+1cm
|
| SW F2 | W F3 | S F2 | SW F3 | W F2 | |||
| 361m 1,184ft | -4℃ 24°F
| -7℃ 19°F
+1cm +1in
| -11℃ 11°F
+1cm
| -10℃ 13°F
+2cm +1in
| -5℃ 23°F
+3cm +1in
| -9℃ 15°F
+1cm
| -10℃ 15°F
+1cm
|
| Snow Line | 361m 1,184ft | 361m 1,184ft | 361m 1,184ft | 361m 1,184ft | 361m 1,184ft | 361m 1,184ft | |
| Max Town | -4℃ 24°F | -7℃ 19°F | -11℃ 11°F | -10℃ 13°F | -5℃ 23°F | -9℃ 15°F | -10℃ 15°F |
| Min Town | -13℃ 8°F | -14℃ 8°F | -17℃ 1°F | -17℃ 1°F | -11℃ 13°F | -13℃ 9°F | -23℃ -9°F |
This table shows the average forecast snowfall, the maximum temperature, and expected general weather at resort, lower and upper mountain levels. For daily forecast details, see below.
Snow Forecast near Mont Blanc
| Ski Area | 48 Hr | 7 Day | Su | Mo | Tu | We | Th | Fr | Sa |
|---|---|---|---|---|---|---|---|---|---|
| Wentworth | 20cm 8in | 23cm 9in | |||||||
| Chantecler | 1cm - | 8cm 3in | |||||||
| Mont Avila | 1cm 1in | 8cm 3in | |||||||
| Mont Saint-Sauveur | 1cm - | 8cm 3in | |||||||
| Mont Sainte-Anne | 1cm - | 7cm 3in | |||||||
| Mont Tremblant | 1cm 1in | 7cm 3in | |||||||
| Val Saint-Côme | 1cm - | 6cm 2in |
Snow Reliability
Mont Blanc typically sees reliable snow conditions, with average depths of 100-300 cm during peak season. For the latest snow updates, check the information available on J2Ski.
Understanding and predicting Snow Conditions in Mont Blanc
Here are our tips for making the most of a trip to Mont Blanc, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Mont Blanc, but like any mountain, snow conditions change throughout the season, from day to day, and even from hour to hour.
Whether you’re sticking to the marked pistes or venturing off-piste, here’s what you need to know:
Pistes (Groomers) or Off-Piste
These can be a world apart, regarding snow conditions, even ignoring the difference between the natural terrain features to be found off-piste and the generally controlled surfaces and slopes of a pisted (groomed) run.
- Piste Conditions can range from fresh powder to firm, icy surfaces, particularly after warm spells or a busy day on the mountain with the passage of many skiers.
- Off-Piste Conditions are far more variable. Wind and sun can quickly transform fresh snow into wind crust or slushy layers, whilst cold weather can preserve stashes of powder many days after a snowfall.
WARNING - skiing off-piste (out-of-bounds) at Mont Blanc is uncontrolled and un-marked slopes are not made safe (from avalanche risk) or patrolled. Always check local advice, know the Avalanche Risk Level, ski with safety kit (and know how to use it), and never ski alone.
Analyzing Weather and Snowfall Forecasts
Whilst no forecast can tell you exactly how snow conditions in Mont Blanc will develop, checking the forecast regularly should give you an idea of what to expect.
New snowfall can bring fresh powder and refresh the surfaces of pisted runs. Powder can be tracked out quickly at busy times, but in less crowded and shaded areas, fresh snow can linger for days.
Changes in weather conditions, such as milder temperatures, rain or wind, can degrade snow quality. Conversely, cold, stable weather can preserve conditions for extended periods.
Predicting Future Snow Quality
Regularly check our snow and weather forecasts for Mont Blanc for changes that may affect snow quality. Forecast snowfall depth and recent snowfall are good indicators of what to expect.
Use historical data and recent snow reports to understand past snow conditions and anticipate future changes.