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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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Yunomaru at 1838 m altitude
Issued by Snow-Forecast.com at: 2 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 | mod. snow | snow shwrs | mod. snow | snow shwrs | snow shwrs | cloudy | some clouds | clear | clear | clear | clear | some clouds | clear | snow shwrs | light snow | snow shwrs | some clouds | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | 7 | 1 | 8 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 3 | 0 | -2 | -11 | -12 | -12 | -10 | -9 | -7 | -5 | -4 | -4 | -3 | -2 | -2 | -4 | -4 | -6 |
min °C | 2 | -2 | -8 | -12 | -13 | -13 | -11 | -9 | -9 | -7 | -4 | -4 | -3 | -2 | -3 | -4 | -5 | -7 |
-3 | -7 | -19 | -23 | -24 | -24 | -18 | -15 | -15 | -14 | -7 | -7 | -9 | -9 | -11 | -11 | -12 | -13 | |
96 | 99 | 68 | 87 | 82 | 57 | 51 | 53 | 55 | 49 | 46 | 43 | 29 | 51 | 67 | 90 | 73 | 59 | |
2550 | 1800 | 1400 | 400 | 250 | 0 | 0 | 500 | 0 | 650 | 1100 | 450 | 1150 | 1550 | 1400 | 1250 | 1300 | 500 | |
 | 6:54 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — |
 | — | 4:36 | — | — | 4:37 | — | — | 4:37 | — | — | 4:37 | — | — | 4:38 | — | — | 4:38 | — |
Next 0-3 days weather summary:
Mild at first with light rain (total 2.0mm) on Thu morning followed by colder weather and light fall of snow, heaviest on Fri morning. Freeze-thaw conditions (max 3°C on Thu morning, min -13°C on Fri afternoon). Winds increasing (light winds from the WSW on Thu afternoon, near gales from the NW by Thu night).
Next 4-6 days weather summary:
Mostly dry. Temperatures will be below freezing (max -2°C on Mon afternoon, min -7°C on Sun morning). Winds increasing (light winds from the SW on Sun afternoon, fresh winds from the WSW by Mon night).
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Latest snow reports near Yunomaru:
15 km away from Yunomaru
21 hours ago
There is heavy snow falling in Pallcall Tsumagoi. from Pallcall Tsumagoi
43 km away from Yunomaru
23 hours ago
Continuous light rain reported from Suwa at 762 metres elevation 7 kms SSW of Kirigamine but it is forecast cold enough for snow at the ski area from Kirigamine
Yunomaru Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 6 cm |
| Last snowfall: | 24 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)
Snow History
Week 4 of December has on average:
1.7 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.6 | Powder days Fresh snow, limited sun, any wind. |
3.4 | Bluebird days Average snow, mostly sunny, light wind. |
Yunomaru Forecast Snowfall
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Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Yunomaru at the specific elevation of 1838 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Yunomaru. 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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