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Oyasu Onsen Weather (Next 3 days): The snow forecast for Oyasu Onsen is: Light rain (total 3.0mm) on Sat night. Becoming colder with heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 5°C on Sat morning, min -6°C on Sun night). Winds increasing (light winds from the SSW on Sat morning, strong winds from the WNW by Sun night).
Oyasu Onsen Weather (Days 4-6): A heavy fall of snow, heaviest during Tue afternoon. Becoming milder with heavy rain (total 21.0mm) on Thu night. Freeze-thaw conditions (max 3°C on Tue morning, min -6°C on Tue night). Winds decreasing (fresh winds from the W on Tue afternoon, light winds from the WSW by Thu morning).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 5 |  | ||||
| Bottom Lift: | 5 | |
Latest snow reports near Oyasu Onsen:
Saturday 10 | Sunday 11 | Monday 12 | Tuesday 13 | Wednesday 14 | Thursday 15 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  | | |  |  |  | | | | | | | |  | |
some clouds | some clouds | heavy snow | light snow | mod. snow | heavy snow | mod. snow | snow shwrs | mod. snow | rain shwrs | mod. snow | heavy snow | mod. snow | light snow | mod. snow | light snow | mod. snow | light snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | 12 | 4 | 6 | 13 | 6 | 3 | 5 | — | 6 | 16 | 5 | 4 | 6 | 1 | 6 | 5 | |
— | — | 3 | — | — | — | — | — | — | 4 | 8 | — | — | — | — | — | — | 9 | |
max °C | 5 | 5 | 3 | 0 | -3 | -6 | -5 | -4 | 1 | 3 | 2 | -1 | -6 | -6 | -2 | 0 | 1 | 3 |
min °C | 3 | 4 | 1 | -1 | -5 | -6 | -6 | -4 | -5 | 2 | 2 | -6 | -6 | -6 | -5 | -2 | 1 | 0 |
0 | 0 | -6 | -8 | -13 | -14 | -15 | -12 | -11 | -4 | -4 | -14 | -15 | -14 | -12 | -8 | -3 | -6 | |
76 | 57 | 97 | 94 | 94 | 92 | 93 | 93 | 96 | 92 | 98 | 95 | 94 | 94 | 94 | 92 | 98 | 98 | |
950 | 1350 | 750 | 450 | 0 | 0 | 0 | 0 | 0 | 750 | 800 | 0 | 0 | 0 | 0 | 150 | 600 | 950 | |
 | 6:56 | — | — | 6:56 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — |
 | — | 4:32 | — | — | 4:34 | — | — | 4:35 | — | — | 4:36 | — | — | 4:37 | — | — | 4:37 | — |
Light rain (total 3.0mm) on Sat night. Becoming colder with heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 5°C on Sat morning, min -6°C on Sun night). Winds increasing (light winds from the SSW on Sat morning, strong winds from the WNW by Sun night).
A heavy fall of snow, heaviest during Tue afternoon. Becoming milder with heavy rain (total 21.0mm) on Thu night. Freeze-thaw conditions (max 3°C on Tue morning, min -6°C on Tue night). Winds decreasing (fresh winds from the W on Tue afternoon, light winds from the WSW by Thu morning).
Latest snow reports near Oyasu Onsen:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 34 cm |
| Last snowfall: | 9 Jan 2026 |
| Snow Alerts | Create Alert |
0.3 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
3.4 | Powder days Fresh snow, limited sun, any wind. |
0.5 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Oyasu Onsen at the specific elevation of 432 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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