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Japan Weekly Snow Roundup #292
Weekly Snow News for Japan, updated 10 December 2025: early-season bases deepen rapidly as Siberian air drives repeated snow across Hokkaido and Honshu
View forecast
Mount Roon at 2231 m altitude
Issued by Snow-Forecast.com at: 12 pm (local time) / 11 Dec 2025
Now
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | | | |  | | |  |  |  |  | | | | |
some clouds | clear | clear | clear | clear | clear | clear | clear | some clouds | some clouds | some clouds | snow shwrs | light snow | heavy rain | heavy rain | light snow | light snow | snow shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | 3 | — | — | |
— | — | — | — | — | — | — | — | — | — | — | 1 | — | 12 | 125 | — | — | — | |
max °C | 1 | -1 | -1 | 1 | 1 | 2 | 3 | 3 | 3 | 3 | 3 | 2 | 1 | 4 | 6 | 1 | 0 | -1 |
min °C | 1 | -2 | -3 | 0 | 1 | 1 | 2 | 3 | 2 | 2 | 2 | 1 | 1 | 3 | 3 | 1 | -2 | -2 |
-3 | -7 | -8 | -3 | -1 | -1 | 2 | 3 | -1 | -1 | -3 | -5 | -6 | -4 | -3 | -4 | -2 | -2 | |
49 | 52 | 57 | 43 | 76 | 61 | 68 | 74 | 54 | 60 | 63 | 94 | 90 | 99 | 100 | 96 | 79 | 84 | |
2450 | 2100 | 1550 | 2250 | 2450 | 2600 | 2800 | 2900 | 2850 | 2750 | 2800 | 2500 | 2450 | 2750 | 3250 | 2450 | 2150 | 2000 | |
 | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — |
 | — | 9:12 | — | — | 9:13 | — | — | 9:14 | — | — | 9:14 | — | — | 9:15 | — | — | 9:15 | — |
Next 0-3 days weather summary:
Mostly dry. Freeze-thaw conditions (max 3°C on Sat morning, min -3°C on Thu night). Wind will be generally light.
Next 4-6 days weather summary:
Heavy rain (total 138.0mm), mainly falling Mon night. Becoming colder with a light covering of snow, mostly falling on Tue morning. Freeze-thaw conditions (max 6°C on Mon night, min -2°C on Tue afternoon). Winds decreasing (near gales from the NNW on Mon night, calm by Tue afternoon).
Popular Mount Roon Pages
Snow Radar
Latest snow reports near Mount Roon:
Mount Roon Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 2 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in New Zealand are reporting: powder (0) / good piste (0)
Snow History
Week 2 of December has on average:
0.7 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.4 | Powder days Fresh snow, limited sun, any wind. |
0.2 | Bluebird days Average snow, mostly sunny, light wind. |
Mount Roon Forecast Snowfall
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Other resorts in New Zealand are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Mount Roon at the specific elevation of 2231 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Mount Roon. 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 New Zealand.
Click here to read further information on freezing levels and how we forecast our temperatures.
Visitor Reviews of Mount Roon
Overall 2.8 Based on 2 votes and 1 review
- Snowsure
- Variety of pistes
- Vote
- Adrian Dumbleton from New Zealand writes:
This resort does not exist. There may be glacier skiing options but there is no resort.
Visitor Reviews of Mount Roon
Adrian Dumbleton from New Zealand writes:
This resort does not exist. There may be glacier skiing options but there is no resort.
Nearest