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Oyasu Onsen Weather (Next 3 days): The snow forecast for Oyasu Onsen is: Mild with light rain (total 6.0mm) on Tue afternoon Becoming colder with a light covering of snow, mostly falling on Tue night. Freeze-thaw conditions (max 4°C on Mon morning, min -3°C on Sun morning). Wind will be generally light.
Oyasu Onsen Weather (Days 4-6): A heavy fall of snow, heaviest during Thu afternoon. Temperatures will be below freezing (max -2°C on Wed morning, min -10°C on Fri night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -1 |  | ||||
| Bottom Lift: | 1 | |
Latest snow reports near Oyasu Onsen:
Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 31 | Thursday 1 | Friday 2 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  |  | | | | |  | |  |  | | |  | |
light snow | snow shwrs | clear | cloudy | some clouds | light snow | light rain | light snow | light snow | snow shwrs | light snow | mod. snow | snow shwrs | mod. snow | heavy snow | light snow | light snow | snow shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
1 | — | — | — | — | 1 | — | — | 4 | 1 | 4 | 7 | 1 | 7 | 14 | 2 | 2 | 1 | |
— | — | — | — | — | 2 | 2 | 2 | — | — | — | — | — | — | — | — | — | — | |
max °C | -1 | 0 | -3 | 4 | 3 | 2 | 3 | 2 | 0 | -2 | -3 | -6 | -7 | -7 | -7 | -6 | -6 | -7 |
min °C | -3 | -2 | -3 | 2 | 2 | 2 | 3 | 1 | 0 | -2 | -5 | -9 | -7 | -7 | -7 | -6 | -7 | -10 |
-9 | -6 | -6 | -1 | -2 | -2 | 0 | -2 | -3 | -5 | -12 | -14 | -12 | -13 | -12 | -6 | -10 | -14 | |
92 | 85 | 77 | 72 | 76 | 91 | 99 | 98 | 96 | 89 | 92 | 96 | 90 | 93 | 96 | 92 | 88 | 83 | |
0 | 550 | 0 | 900 | 1200 | 950 | 1050 | 900 | 600 | 250 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
 | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:56 | — | — | 6:56 | — | — |
 | — | 4:22 | — | — | 4:22 | — | — | 4:22 | — | — | 4:23 | — | — | 4:24 | — | — | 4:24 | — |
Mild with light rain (total 6.0mm) on Tue afternoon Becoming colder with a light covering of snow, mostly falling on Tue night. Freeze-thaw conditions (max 4°C on Mon morning, min -3°C on Sun morning). Wind will be generally light.
A heavy fall of snow, heaviest during Thu afternoon. Temperatures will be below freezing (max -2°C on Wed morning, min -10°C on Fri night). Wind will be generally light.
Latest snow reports near Oyasu Onsen:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 36 cm |
| Last snowfall: | 27 Dec 2025 |
| Snow Alerts | Create Alert |
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
3.1 | Powder days Fresh snow, limited sun, any wind. |
0.4 | 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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