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Japan Weekly Snow Roundup #293
Weekly Snow News for Japan, updated 17 December 2025: Siberian cold fuels relentless powder storms, with Hokkaido leading Japan’s mid-winter surge.
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Jaun at 1858 m altitude
Issued by Snow-Forecast.com at: 12 am (local time) / 18 Dec 2025
Now
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | | |  | |  | | | |  | | | | |
clear | some clouds | some clouds | clear | some clouds | some clouds | cloudy | some clouds | cloudy | cloudy | cloudy | cloudy | some clouds | some clouds | some clouds | some clouds | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 0 | 2 | 2 | 1 | 3 | 2 | 1 | 3 | 2 | 2 | 3 | 2 | 0 | 1 | 1 | 0 |
min °C | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 2 | 0 | -1 | 0 | 0 | -1 |
-2 | -2 | -2 | -2 | -1 | -1 | 0 | 1 | 1 | -1 | 0 | -2 | -4 | -3 | -3 | -4 | |
70 | 64 | 63 | 57 | 54 | 59 | 62 | 55 | 67 | 76 | 76 | 80 | 76 | 74 | 74 | 72 | |
1950 | 2150 | 2450 | 2100 | 2200 | 2300 | 2050 | 2250 | 2250 | 2250 | 2300 | 2200 | 1700 | 1850 | 2100 | 1750 | |
 | — | 8:10 | — | — | 8:10 | — | — | 8:11 | — | — | 8:11 | — | — | 8:11 | — | — |
 | — | — | 4:44 | — | — | 4:44 | — | — | 4:45 | — | — | 4:45 | — | — | 4:45 | — |
Next 0-3 days weather summary:
Mostly dry. Freeze-thaw conditions (max 3°C on Fri morning, min 0°C on Wed night). Wind will be generally light.
Next 4-6 days weather summary:
Mostly dry. Freeze-thaw conditions (max 3°C on Sun morning, min -1°C on Sun night). Wind will be generally light.
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Latest snow reports near Jaun:
49 km away from Jaun
23 hours ago
Select lifts open pre season. A little colder and some sun expected later from Wengen
Jaun Snow Conditions
| Top snow depth: | 10 cm |
|---|---|
| Bottom snow depth: | 5 cm |
| Fresh snowfall depth: | — |
| Last snowfall: | 6 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Switzerland are reporting: powder (6) / good piste (14)
Snow History
Week 3 of December has on average:
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.1 | Powder days Fresh snow, limited sun, any wind. |
0.4 | Bluebird days Average snow, mostly sunny, light wind. |
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Upload new photo Other resorts in Switzerland are reporting: powder (6) / good piste (14)
The above table gives the weather forecast for Jaun at the specific elevation of 1858 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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