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Oyasu Onsen Weather (Next 3 days): The snow forecast for Oyasu Onsen is: Moderate rain (total 12.0mm) on Sun morning. Becoming colder with heavy fall of snow, heaviest during Tue morning. Freeze-thaw conditions (max 4°C on Sun morning, min -4°C on Sat afternoon). Winds increasing (calm on Sat afternoon, gales from the W by Sun night).
Oyasu Onsen Weather (Days 4-6): Mild with moderate rain (total 13.0mm) on Tue afternoon, Becoming colder with a light covering of snow, mostly falling on Tue afternoon. Freeze-thaw conditions (max 2°C on Tue afternoon, min -4°C on Wed night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -4 |  | ||||
| Bottom Lift: | -5 | |
Latest snow reports near Oyasu Onsen:
It is snowing steadily at Getō Kōgen. from Getō Kōgen
Sat 13 | Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | |  | | | | |  | | | | |  | | |  | |
light snow | light snow | light snow | light rain | light snow | light snow | light snow | light snow | mod. snow | light snow | light snow | light snow | light snow | cloudy | light snow | light snow | some clouds | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | 3 | 2 | — | 3 | 4 | 2 | 1 | 7 | 3 | 5 | 1 | — | — | — | — | — | |
— | — | 5 | 3 | 4 | — | — | — | — | 13 | — | — | — | — | — | — | — | |
max °C | -2 | 1 | 4 | 4 | 2 | 0 | -2 | 0 | 2 | 2 | 0 | -1 | -2 | -3 | -1 | 0 | -3 |
min °C | -4 | -3 | 2 | 3 | 1 | -1 | -2 | -1 | 1 | 1 | -3 | -2 | -3 | -4 | -2 | -4 | -4 |
-4 | -7 | -3 | -4 | -7 | -9 | -10 | -8 | -4 | -4 | -9 | -8 | -9 | -10 | -7 | -7 | -7 | |
84 | 83 | 97 | 100 | 95 | 97 | 95 | 91 | 99 | 99 | 97 | 94 | 87 | 90 | 87 | 85 | 80 | |
300 | 0 | 950 | 1500 | 900 | 500 | 300 | 350 | 700 | 950 | 350 | 300 | 350 | 0 | 300 | 500 | 0 | |
 | — | — | 6:47 | — | — | 6:48 | — | — | 6:48 | — | — | 6:48 | — | — | 6:50 | — | — |
 | 4:15 | — | — | 4:15 | — | — | 4:15 | — | — | 4:15 | — | — | 4:15 | — | — | 4:15 | — |
Moderate rain (total 12.0mm) on Sun morning. Becoming colder with heavy fall of snow, heaviest during Tue morning. Freeze-thaw conditions (max 4°C on Sun morning, min -4°C on Sat afternoon). Winds increasing (calm on Sat afternoon, gales from the W by Sun night).
Mild with moderate rain (total 13.0mm) on Tue afternoon, Becoming colder with a light covering of snow, mostly falling on Tue afternoon. Freeze-thaw conditions (max 2°C on Tue afternoon, min -4°C on Wed night). Wind will be generally light.
Latest snow reports near Oyasu Onsen:
It is snowing steadily at Getō Kōgen. from Getō Kōgen
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 40 cm |
| Last snowfall: | 12 Dec 2025 |
| Snow Alerts | Create Alert |
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.2 | Powder days Fresh snow, limited sun, any wind. |
0.3 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Oyasu Onsen at the specific elevation of 521 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Oyasu Onsen. 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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