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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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Greenpia Onuma at 312 m altitude
Issued by Snow-Forecast.com at: 8 am (local time) / 25 Dec 2025
Now
Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | | | | |  | |  | | | | | | |
cloudy | light snow | light snow | light snow | snow shwrs | mod. snow | light snow | light snow | light snow | cloudy | some clouds | light snow | mod. rain | light snow | light snow | light snow | light snow | light snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | 1 | 1 | 6 | 3 | 2 | 2 | — | — | — | — | 5 | — | 1 | 2 | — | |
— | — | — | — | — | — | — | — | — | — | — | — | 9 | 13 | 22 | — | — | — | |
max °C | 0 | 0 | -2 | -3 | -7 | -10 | -7 | -6 | -4 | 0 | 0 | 2 | 5 | 2 | 4 | -3 | -6 | -6 |
min °C | 0 | -1 | -3 | -5 | -10 | -12 | -8 | -7 | -5 | -2 | 0 | 0 | 4 | 1 | 0 | -4 | -7 | -6 |
-2 | -4 | -10 | -13 | -20 | -22 | -16 | -16 | -12 | -9 | -6 | -4 | 2 | -3 | -7 | -13 | -16 | -14 | |
78 | 77 | 90 | 88 | 75 | 89 | 88 | 87 | 86 | 67 | 71 | 84 | 99 | 99 | 98 | 69 | 88 | 74 | |
400 | 300 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 300 | 250 | 1000 | 850 | 950 | 0 | 0 | 0 | |
 | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:05 | — | — |
 | — | 4:09 | — | — | 4:10 | — | — | 4:12 | — | — | 4:12 | — | — | 4:13 | — | — | 4:14 | — |
Next 0-3 days weather summary:
A moderate fall of snow, heaviest on Fri night. Temperatures will be below freezing (max 0°C on Thu morning, min -12°C on Fri night). Winds increasing (calm on Thu morning, fresh winds from the WNW by Fri night).
Next 4-6 days weather summary:
Heavy rain (total 44.0mm), mainly falling Mon afternoon. Becoming colder with a light covering of snow, mostly falling on Mon afternoon. Freeze-thaw conditions (max 5°C on Mon morning, min -7°C on Tue afternoon). Winds increasing (light winds from the SSW on Sun night, fresh winds from the WSW by Tue morning).
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Latest snow reports near Greenpia Onuma:
Greenpia Onuma Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 14 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Hokkaido are reporting: powder (1) / good piste (1)
Snow History
Week 4 of December has on average:
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.5 | Powder days Fresh snow, limited sun, any wind. |
2.0 | Bluebird days Average snow, mostly sunny, light wind. |
Greenpia Onuma Forecast Snowfall
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Other resorts in Japan - Hokkaido are reporting: powder (1) / good piste (1)
The above table gives the weather forecast for Greenpia Onuma at the specific elevation of 312 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Greenpia Onuma. 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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