Oyasu Onsen Weather (Next 3 days): The snow forecast for Oyasu Onsen is: Light rain (total 8.0mm) on Mon afternoon. Becoming colder with heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 2°C on Mon afternoon, min -8°C on Tue morning). Winds increasing (light winds from the S on Mon morning, strong winds from the WNW by Tue morning).
Oyasu Onsen Weather (Days 4-6): A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max -4°C on Sat morning, min -8°C on Sat night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0 |  | ||||
| Bottom Lift: | 0 | |
Latest snow reports near Oyasu Onsen:
It is snowing steadily in Yamagata Akakuara. from Yamagata Akakuara
Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
| |  |  | |  | | | | | | | | | | | | | |
light snow | light snow | heavy snow | mod. snow | mod. snow | mod. snow | light snow | light snow | heavy snow | light snow | mod. snow | heavy snow | light snow | light snow | mod. snow | light snow | light snow | mod. snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
1 | 1 | 11 | 6 | 6 | 8 | 4 | 3 | 11 | 3 | 7 | 12 | 3 | 3 | 8 | 2 | 2 | 6 | |
— | 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 1 | 2 | 1 | -8 | -8 | -7 | -6 | -6 | -7 | -6 | -6 | -7 | -5 | -5 | -6 | -4 | -5 | -7 |
min °C | -1 | 1 | -6 | -8 | -8 | -8 | -7 | -7 | -7 | -7 | -7 | -7 | -6 | -6 | -7 | -5 | -6 | -8 |
-4 | -4 | -15 | -18 | -19 | -17 | -15 | -14 | -13 | -13 | -13 | -12 | -12 | -6 | -7 | -7 | -10 | -12 | |
92 | 97 | 98 | 93 | 93 | 93 | 93 | 93 | 96 | 91 | 93 | 96 | 92 | 91 | 95 | 90 | 90 | 96 | |
200 | 750 | 400 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
 | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:50 | — | — | 6:50 | — | — | 6:50 | — | — |
 | — | 4:42 | — | — | 4:43 | — | — | 4:44 | — | — | 4:45 | — | — | 4:46 | — | — | 4:47 | — |
Light rain (total 8.0mm) on Mon afternoon. Becoming colder with heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 2°C on Mon afternoon, min -8°C on Tue morning). Winds increasing (light winds from the S on Mon morning, strong winds from the WNW by Tue morning).
A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max -4°C on Sat morning, min -8°C on Sat night). Wind will be generally light.
Latest snow reports near Oyasu Onsen:
It is snowing steadily in Yamagata Akakuara. from Yamagata Akakuara
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 11 cm |
| Last snowfall: | 17 Jan 2026 |
| Snow Alerts | Create Alert |
1.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.6 | 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 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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