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Japan Weekly Snow Roundup #293
Weekly Snow News for Japan, updated 17 December 2025: Siberian cold fuels relentless powder storms, with Hokkaido leading Japan’s mid-winter surge.
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Sapporo Kokusai at 1100 m altitude
Issued by Snow-Forecast.com at: 2 pm (local time) / 18 Dec 2025
Now
Thu 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  | |  | | | |  |  | | |  | |
light snow | light snow | clear | light snow | light snow | cloudy | light rain | light snow | mod. snow | light snow | light snow | light snow | snow shwrs | clear | clear | cloudy | cloudy | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | 1 | — | — | 1 | — | — | 3 | 6 | 2 | 4 | 3 | 1 | — | — | — | — | |
— | — | — | — | — | — | 2 | 1 | — | — | — | — | — | — | — | — | — | |
max °C | -12 | -8 | -4 | -2 | 2 | 2 | 3 | 2 | 0 | -2 | -7 | -10 | -11 | -10 | -6 | -5 | -1 |
min °C | -12 | -11 | -6 | -3 | -1 | 1 | 2 | 1 | -1 | -5 | -11 | -11 | -11 | -11 | -7 | -5 | -4 |
-22 | -21 | -14 | -11 | -9 | -7 | -5 | -5 | -5 | -11 | -22 | -21 | -19 | -16 | -12 | -10 | -11 | |
91 | 95 | 60 | 92 | 96 | 91 | 98 | 99 | 99 | 98 | 94 | 90 | 91 | 62 | 40 | 35 | 62 | |
0 | 0 | 0 | 400 | 1000 | 1350 | 1600 | 1650 | 1400 | 550 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
 | — | — | 7:01 | — | — | 7:01 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — |
 | 4:01 | — | — | 4:01 | — | — | 4:01 | — | — | 4:02 | — | — | 4:02 | — | — | 4:04 | — |
Next 0-3 days weather summary:
Mild at first with light rain (total 3.0mm) on Sat afternoon followed by colder weather and light fall of snow, heaviest on Sun morning. Freeze-thaw conditions (max 3°C on Sat afternoon, min -12°C on Thu afternoon). Winds decreasing (near gales from the WSW on Fri night, light winds from the WSW by Sun morning).
Next 4-6 days weather summary:
A light covering of new snow, mostly falling on Mon morning. Temperatures will be below freezing (max 0°C on Wed morning, min -11°C on Sun night). Winds decreasing (strong winds from the W on Sun night, light winds from the NW by Mon night).
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Latest snow reports near Sapporo Kokusai:
14 km away from Sapporo Kokusai
52 minutes ago
Freezing rain reported from Otaru at 26 metres elevation only 3 kms ENE of Otaru Tenguyama but it is forecast cold enough for snow at the ski area from Otaru Tenguyama
19 km away from Sapporo Kokusai
52 minutes agoFreezing rain reported from Sapporo at 241 metres elevation only 4 kms NNE of Mt Moiwa ski area but it is forecast cold enough for snow at the ski area from Mt Moiwa ski area
Sapporo Kokusai Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 10 cm |
| Last snowfall: | 17 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Hokkaido are reporting: powder (6) / good piste (6)
Snow History
Week 3 of December has on average:
0.5 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
4.9 | Powder days Fresh snow, limited sun, any wind. |
0.7 | Bluebird days Average snow, mostly sunny, light wind. |
Sapporo Kokusai Forecast Snowfall
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Other resorts in Japan - Hokkaido are reporting: powder (6) / good piste (6)
The above table gives the weather forecast for Sapporo Kokusai at the specific elevation of 1100 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Sapporo Kokusai. 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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