Oyasu Onsen Weather (Next 3 days): The snow forecast for Oyasu Onsen is: Light rain (total 7.0mm), mostly falling on Thu afternoon. Freeze-thaw conditions (max 5°C on Wed morning, min -3°C on Mon night). Wind will be generally light.
Oyasu Onsen Weather (Days 4-6): A light fall of snow, heaviest on Fri morning. Turning milder with light rain (total 2.0mm) on Sat morning. Freeze-thaw conditions (max 7°C on Sun afternoon, min -4°C on Fri afternoon). Winds decreasing (strong winds from the WNW on Sat morning, calm by Sun afternoon).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -3 |  | ||||
| Bottom Lift: | -2 | |
Tuesday 17 | Wednesday 18 | Thursday 19 | Friday 20 | Saturday 21 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  |  |  |  | |  |  | | |  | |  | | | | |
some clouds | snow shwrs | clear | clear | cloudy | cloudy | light rain | light rain | snow shwrs | some clouds | light snow | light snow | light snow | snow shwrs | snow shwrs | clear | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | — | — | — | — | — | — | — | — | 4 | 3 | 3 | — | — | — | |
— | 1 | — | — | — | — | 2 | 2 | 2 | — | — | — | — | 1 | 1 | — | |
max °C | -2 | 2 | 2 | -2 | 5 | 5 | 4 | 3 | 2 | -1 | 2 | -3 | -1 | 3 | 3 | 2 |
min °C | -3 | 0 | -2 | -3 | 3 | 3 | 3 | 3 | -1 | -2 | -1 | -4 | -3 | 1 | 2 | -1 |
-7 | -5 | -7 | -7 | 3 | 0 | 0 | 0 | -6 | -7 | -6 | -12 | -11 | -6 | -4 | -6 | |
91 | 91 | 64 | 71 | 40 | 40 | 94 | 98 | 97 | 67 | 78 | 90 | 89 | 79 | 79 | 78 | |
0 | 550 | 700 | 0 | 1050 | 1350 | 1500 | 1100 | 900 | 300 | 750 | 200 | 0 | 650 | 850 | 600 | |
 | — | 5:46 | — | — | 5:45 | — | — | 5:43 | — | — | 5:41 | — | — | 5:39 | — | — |
 | — | — | 5:45 | — | — | 5:45 | — | — | 5:46 | — | — | 5:47 | — | — | 5:49 | — |
Light rain (total 7.0mm), mostly falling on Thu afternoon. Freeze-thaw conditions (max 5°C on Wed morning, min -3°C on Mon night). Wind will be generally light.
A light fall of snow, heaviest on Fri morning. Turning milder with light rain (total 2.0mm) on Sat morning. Freeze-thaw conditions (max 7°C on Sun afternoon, min -4°C on Fri afternoon). Winds decreasing (strong winds from the WNW on Sat morning, calm by Sun afternoon).
Latest snow reports near Oyasu Onsen:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 1 cm |
| Last snowfall: | 15 Mar 2026 |
| Snow Alerts | Create Alert |
0.3 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.7 | Powder days Fresh snow, limited sun, any wind. |
0.1 | 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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