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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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Osorakan at 1346 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 | |
 |  |  | | | |  | |  |  | | | | |  |  | |  | |
light snow | snow shwrs | snow shwrs | snow shwrs | snow shwrs | snow shwrs | some clouds | snow shwrs | some clouds | clear | clear | some clouds | some clouds | clear | light snow | cloudy | cloudy | cloudy | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
1 | — | 3 | 4 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 2 | -4 | -9 | -8 | -8 | -8 | -6 | -6 | -5 | -3 | -2 | -1 | 1 | 2 | 1 | -2 | -2 | -1 |
min °C | 1 | -7 | -11 | -9 | -8 | -9 | -8 | -6 | -5 | -3 | -2 | -2 | -1 | 1 | -2 | -3 | -3 | -2 |
-7 | -19 | -25 | -20 | -18 | -18 | -17 | -15 | -14 | -7 | -5 | -7 | -9 | -7 | -9 | -8 | -8 | -5 | |
99 | 89 | 94 | 92 | 96 | 94 | 95 | 93 | 93 | 86 | 84 | 76 | 61 | 83 | 89 | 44 | 69 | 35 | |
1800 | 850 | 100 | 0 | 350 | 0 | 450 | 650 | 600 | 850 | 1100 | 750 | 1250 | 1600 | 1400 | 1050 | 1000 | 750 | |
 | 7:15 | — | — | 7:16 | — | — | 7:16 | — | — | 7:16 | — | — | 7:16 | — | — | 7:16 | — | — |
 | — | 5:06 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:08 | — |
Next 0-3 days weather summary:
Mild at first with light rain (total 3.0mm) on Thu morning followed by colder weather and light fall of snow, heaviest on Fri afternoon. Freeze-thaw conditions (max 2°C on Thu morning, min -11°C on Thu night). Winds decreasing (severe gales from the WNW on Thu night, light winds from the WNW by Sat night).
Next 4-6 days weather summary:
Mostly dry. Freeze-thaw conditions (max 2°C on Mon afternoon, min -3°C on Sun morning). Winds decreasing (near gales from the WSW on Mon afternoon, light winds from the WNW by Tue night).
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Latest snow reports near Osorakan:
Osorakan Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 14 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Hiroshima are reporting: powder (0) / good piste (0)
Snow History
Week 4 of December has on average:
0.6 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.3 | Powder days Fresh snow, limited sun, any wind. |
2.0 | Bluebird days Average snow, mostly sunny, light wind. |
Osorakan Forecast Snowfall
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Other resorts in Japan - Hiroshima are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Osorakan at the specific elevation of 1346 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Osorakan. 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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