New €155m Les Grands Montets Lift Begins Opening This Winter
Closed since the devastating 2018 fire, the first part of the flagship new Grands Montets lift above Argentière in the Chamonix Valley is set to open this December.
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Jaun at 1538 m altitude
Issued by Snow-Forecast.com at: 1 pm (local time) / 18 Sep 2026
Next 3 days weather summary:Mostly dry. Very mild (max 17°C on Sun afternoon, min 8°C on Fri night). Wind will be generally light. | Days 4-6 weather summary:Mostly dry. Very mild (max 16°C on Wed afternoon, min 10°C on Mon night). Wind will be generally light. | ||||||||||||||||
Fri 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | | | | | | | | | | | | | |
some clouds | clear | some clouds | clear | some clouds | clear | some clouds | some clouds | some clouds | some clouds | clear | clear | clear | clear | clear | clear | some clouds | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 13 | 9 | 12 | 15 | 13 | 15 | 17 | 14 | 13 | 15 | 11 | 14 | 15 | 13 | 15 | 16 | 13 |
min °C | 12 | 8 | 9 | 15 | 12 | 13 | 17 | 12 | 11 | 14 | 10 | 11 | 14 | 12 | 12 | 16 | 12 |
chill °C | 12 | 8 | 9 | 15 | 12 | 13 | 17 | 12 | 11 | 13 | 8 | 10 | 13 | 11 | 12 | 16 | 12 |
Humid % | 59 | 83 | 61 | 49 | 57 | 46 | 47 | 61 | 52 | 63 | 78 | 38 | 44 | 40 | 37 | 46 | 53 |
Freeze m | 3050 | 3600 | 3700 | 3800 | 3950 | 4050 | 4100 | 4100 | 3950 | 4100 | 4350 | 4250 | 4250 | 4300 | 4100 | 4050 | 4000 |
 | — | — | 7:11 | — | — | 7:13 | — | — | 7:15 | — | — | 7:16 | — | — | 7:18 | — | — |
 | 7:37 | — | — | 7:35 | — | — | 7:32 | — | — | 7:30 | — | — | 7:29 | — | — | 7:27 | — |
Days 7-16 weather summary:
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Avalanche information: European Avalanche Warning Services (EAWS)
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Latest snow reports near Jaun:
Jaun Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 16 May 2026 |
| Snow Alerts | Create Alert |
Other resorts in Switzerland are reporting: powder (0) / good piste (0)
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Snow History
Week 3 of September has on average:
0.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.0 | Powder days Fresh snow, limited sun, any wind. |
0.0 | Bluebird days Average snow, mostly sunny, light wind. |
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Photos of Jaun
Upload new photo Other resorts in Switzerland are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Jaun at the specific elevation of 1538 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Jaun. To access the weather forecasts for the other elevations, use the tab navigation above the table. For a wider view of the weather, check out the Weather Map of Switzerland.
Click here to read further information on freezing levels and how we forecast our temperatures.
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