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Japan New Year's Eve Snow Roundup #295
Weekly Snow News for Japan, updated 31 December 2025: classic mid-winter conditions bring frequent snowfall to Honshu and Hokkaido.
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Koumi Riekkusu Ski Valley at 1590 m altitude
Issued by Snow-Forecast.com at: 8 am (local time) / 01 Jan 2026
Now
Thursday 1 | Friday 2 | Saturday 3 | Sunday 4 | Monday 5 | Tuesday 6 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | |  |  | | | | |  | | | |  | |
clear | some clouds | some clouds | some clouds | light snow | snow shwrs | some clouds | cloudy | clear | clear | clear | clear | clear | snow shwrs | snow shwrs | clear | clear | cloudy | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | 3 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -4 | -3 | -8 | -6 | -6 | -9 | -6 | -6 | -6 | -3 | -2 | -5 | -2 | -2 | -7 | -4 | -3 | -5 |
min °C | -6 | -7 | -9 | -8 | -8 | -11 | -9 | -7 | -8 | -5 | -4 | -5 | -3 | -5 | -9 | -8 | -4 | -6 |
-12 | -12 | -13 | -12 | -13 | -17 | -16 | -12 | -14 | -10 | -9 | -10 | -10 | -12 | -16 | -13 | -7 | -10 | |
60 | 43 | 75 | 67 | 67 | 85 | 62 | 56 | 61 | 56 | 50 | 76 | 74 | 66 | 60 | 57 | 32 | 78 | |
700 | 1150 | 400 | 450 | 750 | 0 | 350 | 850 | 0 | 800 | 1350 | 550 | 1150 | 1400 | 250 | 350 | 1100 | 750 | |
 | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — |
 | — | 4:42 | — | — | 4:43 | — | — | 4:43 | — | — | 4:44 | — | — | 4:45 | — | — | 4:45 | — |
Next 0-3 days weather summary:
A dusting of new snow. Temperatures will be below freezing (max -3°C on Thu afternoon, min -11°C on Fri night). Wind will be generally light.
Next 4-6 days weather summary:
Mostly dry. Temperatures will be below freezing (max -2°C on Sun afternoon, min -9°C on Mon night). Winds decreasing (fresh winds from the W on Mon morning, light winds from the W by Tue afternoon).
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Snow Radar
Latest snow reports near Koumi Riekkusu Ski Valley:
Koumi Riekkusu Ski Valley Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 26 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (3) / good piste (3)
Snow History
Week 1 of January has on average:
0.6 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.4 | Powder days Fresh snow, limited sun, any wind. |
4.0 | Bluebird days Average snow, mostly sunny, light wind. |
Koumi Riekkusu Ski Valley Forecast Snowfall
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Other resorts in Japan - Nagano are reporting: powder (3) / good piste (3)
The above table gives the weather forecast for Koumi Riekkusu Ski Valley at the specific elevation of 1590 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Koumi Riekkusu Ski Valley. 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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