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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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Okunakayama Kōgen at 800 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 rain | light snow | mod. snow | light snow | snow shwrs | mod. snow | light snow | light snow | mod. snow | snow shwrs | snow shwrs | clear | some clouds | cloudy | snow shwrs | snow shwrs | snow shwrs | snow shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | 2 | 9 | 4 | 4 | 6 | 2 | 2 | 6 | — | — | — | — | — | 6 | 2 | 1 | — | |
1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 3 | 1 | 0 | -6 | -8 | -11 | -7 | -7 | -6 | -3 | -2 | -2 | 1 | 2 | 1 | -4 | -7 | -7 |
min °C | 2 | 0 | -4 | -6 | -11 | -13 | -9 | -7 | -7 | -5 | -5 | -5 | 0 | 1 | -1 | -5 | -7 | -9 |
2 | -2 | -10 | -17 | -22 | -26 | -18 | -16 | -13 | -12 | -12 | -12 | -6 | -6 | -8 | -14 | -17 | -16 | |
100 | 99 | 99 | 93 | 92 | 91 | 89 | 89 | 96 | 89 | 82 | 89 | 72 | 52 | 88 | 89 | 84 | 87 | |
1600 | 950 | 600 | 50 | 0 | 0 | 0 | 0 | 0 | 0 | 500 | 0 | 900 | 1300 | 900 | 300 | 0 | 0 | |
 | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — |
 | — | 4:14 | — | — | 4:15 | — | — | 4:15 | — | — | 4:15 | — | — | 4:16 | — | — | 4:17 | — |
Next 0-3 days weather summary:
Drizzle on Thu morning followed by colder weather and a heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 3°C on Thu morning, min -13°C on Fri night). Winds increasing (calm on Thu morning, near gales from the NW by Fri morning).
Next 4-6 days weather summary:
A light covering of new snow, mostly falling on Mon night. Freeze-thaw conditions (max 2°C on Mon afternoon, min -9°C on Tue night). Mainly strong winds.
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Latest snow reports near Okunakayama Kōgen:
21 km away from Okunakayama Kōgen
2 hours ago
A dusting of snow has improved the pistes. Snow has started to fall. from Appi Kogen
21 km away from Okunakayama Kōgen
6 hours ago
Snowing heavily in Appi Kogen. from Appi Kogen
Okunakayama Kōgen Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 21 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Iwate are reporting: powder (1) / good piste (1)
Snow History
Week 4 of December has on average:
2.1 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.7 | Powder days Fresh snow, limited sun, any wind. |
1.4 | Bluebird days Average snow, mostly sunny, light wind. |
Okunakayama Kōgen Forecast Snowfall
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Other resorts in Japan - Iwate are reporting: powder (1) / good piste (1)
The above table gives the weather forecast for Okunakayama Kōgen at the specific elevation of 800 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Okunakayama Kōgen. 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.
Resort name is also written as Okunakayama Kogen.
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