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Japan Christmas Snow Roundup #294
Weekly Snow News for Japan, updated 24 December 2025: Siberian cold continues to deliver exceptional snowfall, with Hokkaido leading global totals.
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Iwakisan Hyakuzawa at 565 m altitude
Issued by Snow-Forecast.com at: 2 pm (local time) / 25 Dec 2025
Now
Thu 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | | | |  |  |  |  |  | | | | | | |
light snow | mod. snow | light snow | mod. snow | mod. snow | light snow | light snow | light snow | snow shwrs | clear | snow shwrs | cloudy | light snow | mod. snow | light snow | light snow | light snow | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
1 | 8 | 5 | 6 | 8 | 3 | 1 | 4 | — | — | — | — | 2 | 7 | — | 2 | 1 | |
— | — | — | — | — | — | — | — | — | — | — | — | 1 | 9 | — | — | — | |
max °C | 0 | -1 | -4 | -8 | -9 | -7 | -5 | -3 | -1 | -1 | 1 | 3 | 2 | 3 | -2 | -6 | -5 |
min °C | 0 | -3 | -5 | -10 | -11 | -8 | -6 | -5 | -2 | -3 | -2 | 2 | 2 | -1 | -4 | -6 | -6 |
-2 | -8 | -13 | -20 | -23 | -18 | -16 | -13 | -10 | -9 | -8 | -4 | -4 | -8 | -13 | -16 | -14 | |
88 | 96 | 88 | 92 | 89 | 85 | 80 | 88 | 70 | 73 | 85 | 83 | 86 | 90 | 76 | 84 | 76 | |
550 | 400 | 100 | 0 | 0 | 0 | 0 | 0 | 350 | 450 | 0 | 1050 | 1000 | 1000 | 300 | 0 | 0 | |
 | — | — | 7:00 | — | — | 7:01 | — | — | 7:01 | — | — | 7:01 | — | — | 7:01 | — | — |
 | 4:15 | — | — | 4:16 | — | — | 4:16 | — | — | 4:17 | — | — | 4:19 | — | — | 4:19 | — |
Next 0-3 days weather summary:
A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max 0°C on Thu afternoon, min -11°C on Fri night). Winds increasing (calm on Thu afternoon, strong winds from the WNW by Fri night).
Next 4-6 days weather summary:
A moderate fall of snow, heaviest on Mon night. Turning milder with moderate rain (total 10.0mm), heaviest on Mon night. Freeze-thaw conditions (max 3°C on Mon morning, min -6°C on Tue afternoon). Winds increasing (light winds from the SW on Sun night, strong winds from the W by Tue afternoon).
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Latest snow reports near Iwakisan Hyakuzawa:
41 km away from Iwakisan Hyakuzawa
2 hours ago
Rain and snow or hail reported from Aomori at 242 metres elevation 9 kms NW of Moya Hills Ski Resort from Moya Hills
41 km away from Iwakisan Hyakuzawa
8 hours agoContinuous light rain reported from Aomori at 242 metres elevation 9 kms NW of Moya Hills but it is forecast cold enough for snow at the ski area from Moya Hills
Iwakisan Hyakuzawa Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 21 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Hyakuzawa are reporting: powder (0) / good piste (0)
Snow History
Week 4 of December has on average:
0.7 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
3.4 | Powder days Fresh snow, limited sun, any wind. |
0.3 | Bluebird days Average snow, mostly sunny, light wind. |
Iwakisan Hyakuzawa Forecast Snowfall
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Other resorts in Japan - Hyakuzawa are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Iwakisan Hyakuzawa at the specific elevation of 565 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Iwakisan Hyakuzawa. 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 Japan.
Click here to read further information on freezing levels and how we forecast our temperatures.
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