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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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Astún at 1658 m altitude
Issued by Snow-Forecast.com at: 6 pm (local time) / 17 Dec 2025
Now
Wed 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  |  | |  | |  | | | | | |  | |
rain shwrs | some clouds | some clouds | some clouds | cloudy | light rain | light snow | cloudy | cloudy | light snow | light snow | light snow | light snow | some clouds | light snow | light snow | snow shwrs | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | — | — | — | — | — | — | — | — | — | — | 1 | 3 | — | — | — | 1 | |
1 | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | |
max °C | 3 | 2 | 4 | 4 | 2 | 3 | 2 | 2 | 2 | 2 | 0 | -1 | -2 | -4 | -2 | -2 | -3 |
min °C | 1 | 1 | 2 | 2 | 2 | 3 | 1 | 0 | 1 | 0 | -2 | -1 | -4 | -6 | -4 | -3 | -4 |
-1 | -2 | -2 | -2 | -1 | 1 | 1 | -2 | -2 | -3 | -6 | -6 | -8 | -11 | -9 | -3 | -8 | |
81 | 87 | 83 | 76 | 76 | 84 | 89 | 85 | 93 | 92 | 84 | 97 | 98 | 82 | 75 | 80 | 90 | |
2250 | 2100 | 2300 | 2600 | 2300 | 2150 | 2050 | 2000 | 1900 | 1950 | 1750 | 1550 | 1350 | 1000 | 1150 | 1450 | 1150 | |
 | — | — | 8:26 | — | — | 8:27 | — | — | 8:27 | — | — | 8:29 | — | — | 8:29 | — | — |
 | 5:29 | — | — | 5:29 | — | — | 5:29 | — | — | 5:30 | — | — | 5:30 | — | — | 5:30 | — |
Next 0-3 days weather summary:
Light rain (total 3.0mm), mostly falling on Wed afternoon. Freeze-thaw conditions (max 4°C on Thu morning, min 0°C on Fri night). Wind will be generally light.
Next 4-6 days weather summary:
A light covering of new snow, mostly falling on Sun afternoon. Freeze-thaw conditions (max 2°C on Sat afternoon, min -6°C on Sun night). Wind will be generally light.
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Latest snow reports near Astún:
47 km away from Astún
7 hours ago
Plenty of good snow at altitude. Light clouds dotting the sky. from Grand Tourmalet-Bareges/La Mongie
Astún Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 6 cm |
| Last snowfall: | 15 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Spain are reporting: powder (0) / good piste (0)
Snow History
Week 3 of December has on average:
0.3 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.9 | Powder days Fresh snow, limited sun, any wind. |
0.5 | Bluebird days Average snow, mostly sunny, light wind. |
Astún Forecast Snowfall
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Photos of Astún
Gran Nevada by Eva
ASTUN 2010 by Eva
Astún Ski resort Spain
Upload new photo Other resorts in Spain are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Astún at the specific elevation of 1658 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Astún. 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 Spain.
Click here to read further information on freezing levels and how we forecast our temperatures.
Resort name is also written as Astun.
Visitor Reviews of Astún
Overall 3.3 Based on 46 votes and 27 reviews
- Snowsure
- Variety of pistes
- Vote
- Teo from Spain writes:
Cobráis por aparcar, mereceis que no fuera nadie. Os lo merecéis
Visitor Reviews of Astún
Teo from Spain writes:
Cobráis por aparcar, mereceis que no fuera nadie. Os lo merecéis
Nearest